Answer:
learn your key positions
In Section 6.7, we use the following illustration as an incorrect use of semaphores to solve the critical-section problem:
wait(mutex);
... critical section ...
wait(mutex);
Explain why this is an example of a liveness failure.
The term "liveness" in information security refers to the transmission of data that is occurring right now rather than a replay of data that has already been delivered.
What is liveness failure?When an activity reaches a point where it can no longer advance at all, it experiences a liveness failure. an example of life. An accidental endless loop where the code might happen in sequential programs.Consistently believe that a variable (memory location) can only have one value and never be "between values."
Instead of bits being scrambled, if processes A and B write a value to the same memory address at the same time, just one of the values from A or B will be written.To enforce mutual exclusion for one resource (let's say one variable or data structure), a straightforward procedure that may be executed by two processes uses busy waiting instead of specialized hardware (a spinlock).
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Static binding occurs when the compiler binds a function call with the function call that resides in the same class as the call itself.
True
False
True. When the compiler ties a function call to a function call that belongs to the same class as the call itself, this is known as static binding.
What is Static binding?Static Binding: Also known as early binding, static binding is a binding that can be resolved by the compiler at the time of compilation. All static, private, and final methods are bound at compile time.Static binding provides better results (no extra overhead is required). These methods are not overridden by the compiler, therefore a local class object will always have access to them. The compiler therefore has no issue identifying the class object (local class for sure). This explains why these methods' binding is static.In dynamic binding, binding is resolved using objects, whereas in static binding, binding is resolved using type information.To learn more about static binding. refer,
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From this menu you can shut down you computer, access configuration settings, update software, put your Mac to sleep, restart, log out, access recent items, and learn about your Mac.Apple Menu
The Apple menu is a menu located in the top left corner of the screen on a Mac computer, represented by the Apple logo.
What is Apple menu?It is a central location from which you can access a variety of options and features related to your Mac, including shutting down or restarting your computer, accessing configuration settings, updating software, putting your Mac to sleep, logging out, accessing recent items, and learning about your Mac.
To access the Apple menu, you can click on the Apple logo in the top left corner of the screen.
This will bring up a drop-down menu with the various options and features mentioned above. You can then select the option you wish to access or use by clicking on it.
Some of the options and features available through the Apple menu may vary depending on the version of the operating system you are using and the specific settings and preferences you have configured.
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In this project you will use selection lists to store long lists of hypertext links that might overwhelm a page if displayed within a navigation list. The name of a linked page is displayed as the text of a selection list option while the URL is stored as that option’s value. By selecting an item from one of the selection list options, the browser will open the web page with that selected URL. To script this action, you will use the event object. One of the properties associated with the event object is as follows:
where evt is the variable name assigned to event object and target is the object that received the event. In this project the target is the option selected by the user from one of the selection lists. The event will be the change event. A preview of the page is shown in Figure 6-39.
Figure 6-39
Completed Project 6-2
Do the following:
Use your code editor to open the project06-02_txt.html and project06-02_txt.js files from the js06 â–º project02 folder. Enter your name and the date in the comment section of each file and save them as project06-02.html and project06-02.js, respectively.
The name of a linked page is displayed as the text of a selection list option while the URL is stored as that html.
what is meant by URL?
A URL is nothing more than the Web address of a specific, particular resource. Theoretically, every legitimate URL leads to a different resource.These resources could be an image, a CSS file, an HTML page, etc. In actuality, there are a few exceptions, the most frequent of which is a URL leading to a resource that has either relocated or vanished.It is the owner of the web server's responsibility to properly maintain the resource that the URL represents as well as the URL itself because the Web server is in charge of both.Different components, some required and others optional, make up a URL.To learn more about URL refer to
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challenge: loops - summing two arrays write a function mergingelements which adds each element in array1 to the corresponding element of array2 and returns the new array.
The merging elements program is an example of a function and an array.
What is the function merging elements?In C, an array is a method of grouping multiple entities of the same type into a larger group. The above entities or elements may be of int, float, char, or double data type or can include user-defined data types too like structures.Functions are code segments that are executed when they are called.The Java function for merging elements, where comments are used to explain each action, is as follows:
//The merging elements function is defined here.
public static int mergingelements[](int [] array1, int [] array2)
{
//declaring the new array
int newArr = new int[array1.length];
//The code below loops through the arrays.
for(int i=0; i<array1.length; i++ )
{
//This appends the corresponding elements from the two arrays to the new array.
newArr[i] = array1[i] + array2[i];
}
//This function returns the new array.
return newArr;
}
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Part A:
We want to create a class that represents a geometric sequence. A geometric sequence is a sequence of numbers that begin at some value and then multiplies each value by some constant to get the next value. For example, the geometric sequence 1, 2, 4, 8, 16 starts at 1 and multiplies each term by 2 to get the next. The geometric sequence 10.8, 5.4, 2.7, 1.35 starts at 10.8 and multiplies each term by 0.5 to get the next. The basic framework of a geometric sequence class is below:
public class GeometricSequence {
private double currentValue;
private double multiplier;
}Assume that the parameters to the constructor are initialand mult. What should the body of the constructor be?
double currentValue = initial;
double multiplier = mult;
initial = currentValue;
mult = multiplier;
double initial = currentValue;
double mult = multiplier;
currentValue = initial;
multiplier = mult;
________________________________________________________________________________________________________
Part B:
We want to create a class that represents a date. A date has a day, month, and year. For example, the date March 16, 2014 has the day 16, month 3, and year 2014. The parameter variables in the constructor for month, day, and year should be m, d and y. The basic framework of a date class is below:public class Date {
private int day;
private int month;
private int year;
}
What should the body of the constructor be?
day = 1;
month = 1;
year = 1990;
int day = d;
int month = m;
int year = y;
d = day;
m = month;
y = year;
day = d;
month = m;
year = y;
A public class in Java is an object blueprint that details the properties and methods of objects that fall under that class.
What is Public Class?An access modifier is a Java public keyword. It can be applied to classes, constructors, methods, and variables. It is the type of access modifier that is least constrained.Everywhere has access to the public access modifier. As a result, we have easy access to both the class and package's public.Any method that is being overridden must not be more restrictive than the original method, which must be stated in the subclass. Therefore, if you give a method or variable the public access modifier, only the public access modifier can be used to override it in a subclass.A programme may only designate one class as public if it has many classes.The name of the programme must be similar to the name of the public class if a class contains one.To learn more about Public Class refer to:
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suppose that an adversary, eve, creates a public and private key and tricks bob into registering pke as a trusted certificate authority (that is, bob thinks eve is a trusted certificate authority). assume that alice is a web server and bob a client and they connect to one another using ssl/tls. show a man in the middle attack allowing eve to listen in on all communication between alice and bob even if alice and bob use ssl/tls and even if alice (the server) has a certificate from a real certificate authority (alice does not trust eve as a ca).
Note that in a man-in-the-middle (MITM) attack, Eve acts as an intermediary between Alice and Bob, allowing her to intercept and potentially modify their communication.
What is a Man in the Middle Attack?A man-in-the-middle (MITM) attack occurs when a perpetrator inserts himself into a dialogue between a user and an application, either to eavesdrop or to mimic one of the parties, giving the impression that a regular flow of information is taking place.
Here's how the attack could work:
Eve creates a public and private key and tricks Bob into registering PKE as a trusted certificate authority.Alice and Bob establish an SSL/TLS connection using certificates from a real certificate authority (CA).Eve intercepts the connection between Alice and Bob and establishes a separate SSL/TLS connection with each of them using her own certificate from PKE.Bob trusts PKE as a CA, so he accepts Eve's certificate as valid.Alice, however, does not trust PKE as a CA, so she may reject Eve's certificate. To bypass this, Eve can present Alice with a forged certificate from a real CA that Alice trusts.Once Alice accepts the forged certificate, Eve has successfully established separate SSL/TLS connections with both Alice and Bob.Eve can now intercept and potentially modify the communication between Alice and Bob, even though they are using SSL/TLS and have certificates from a real CA.It's important to note that SSL/TLS and certificates from a real CA can still provide a high level of security against MITM attacks, but it is important for clients to carefully verify the identity of the certificate issuer and to ensure that they are not accepting forged certificates.Learn more about MITM attack:
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Question 8 of 10
What does a function return do in a program?
A. It displays an error message.
B. It returns a value.
C. It does the same thing as a parameter.
D. It removes the parameter from the program.
Answer:
B. It returns a value.
Explanation:
B. It returns a value.
One way to ensure that correct data is entered into a cell or range is to use the Excel data _____ feature.
Using the Excel data Validation tool is one approach to make sure the right data is entered into a cell or range.
What purpose does the feature for input messages serve?Users are frequently instructed on the type of data you want them to enter in the cell using input messages. This type of message appears nearby the cell. You have the option of moving this message, and it remains displayed until you select an other cell or use the Esc key.
What does an Excel input formula mean?The Input function returns every character it reads, including commas, carriage returns, linefeeds, quotation marks, and leading spaces, unlike the Input # statement.
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In Python, as long as the identifier does not begin with a digit, it can be any combination of: (chose all that apply) O a. Digits O b.Slash (1) O c. Underscore ( _) O d. Letters QUESTION 3 Create a variable named carname and assign the value Volvo to it. th QUESTION 4 In Python, a named constant is really just a variable. O True O False QUESTION 5 Blank lines forbidden in Python programs. Python, by default, considers each line of the program to be an individual program instruction O True False
In Python, as long as the identifier does not begin with a digit, it can be any combination of:
a. Digits
c. Underscore ( _)
d. Letters
What guidelines does Python have for naming identifiers?Numbers (0–9), letters (A–Z), underscores (_), and lowercase letters (a–z) are all acceptable characters for identifier names in Python. Always begin the name with a character other than a numeric character.
Note that Numeric characters alone should not be used in an identifier name. Like the majority of other languages, Python respects capitalization of identifier names. In Python, an identifier can be up to 79 characters long. One of the most widely used programming languages is Python.
Therefore, the name we use to designate a variable, method, class, module, or other object is a Python Identifier. This means that whenever we give an entity a name, we are using an identifier. Variable and identifier are sometimes mistakenly thought to be the same thing, however they are separate.
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Currently, the iMAC is an important product for Apple. While the personal computer market is not growing very quickly, Apple maintains a large share___cash cow
The iMAC is a crucial item for Apple right now. Even though the personal computer market is not expanding significantly, Apple continues to be a cash cow with a sizable market share.
What do you mean by cash cow of Apple ?A market leader with a large (or greatest) market share in a niche with little to no growth is considered a cash cow. Although I am unsure if Stanford's MS in Computer Science is the industry leader, I firmly believe that the market for computer science will continue to increase. The cash cow for Apple (AAPL) is the iPhone. Apple can put the extra money made by the iPhone's sales into other goods or projects since its return on assets is much higher than its rate of market growth.
In the Apple BCG matrix, there are two goods that are the money makers. These include iMacs, Apple MacBooks, and Apple iTunes. These goods have enhanced the company's cash flows and kept their market share over time.
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A user has a problem accessing several shared folders on the network. After determining the issue is not from his computer's IP configuration, you suspect the shared folder are not currently connected.
Which of the following commands will MOST likely confirm your suspicions?
In essence, the "Net Use" command is used to confirm if the user is actively connected to the shred folder or not. The net use command is a Command Prompt command that can be used to access, or disable.
How would you browse all networks and shared folders in Windows 10? Which tool?If you're using Windows 10 or 8.1, File Explorer, or Windows Explorer, if you're using Windows 7, is the easiest way to view the shared folders in Windows. Click or press on the name of your Windows PC after opening it, expanding the Network area from the left side of the window.
Why am I unable to open a shared folder?The shared folder should be clicked or pressed while holding. On the Sharing tab, click Properties, and then choose Advanced Sharing. Check the box next to Allow for Full Control of Everyone under Permissions, then press Enter.
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returning a value means that whenever any other function calls this function (such as the dosubmit() function), its name is essentially replaced by the value it returns.
a. true
b. false
Note that It is TRUE to state that returning a value means that whenever any other function calls this function (such as the dosubmit() function), its name is essentially replaced by the value it returns.
What is a function call?When a function returns a value, it means that the function is essentially replaced by the value that it returns whenever it is called by another function. For example, if a function named "doSubmit()" calls a function named "getValue()" that returns a value of 5, then the doSubmit() function will effectively become the same as if it had been written as "return 5". This allows functions to return data or results to the calling function, which can be useful for a variety of purposes.
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Shippers see more strategic and IT based processes such as supply chain planning and network modeling and optimization, as great areas of opportunity to leverage big date.True
The tasks of supply chain management are purchasing, storing, and delivery. All of these are now carried out in concert to boost productivity, cut expenses, and enhance the customer experience. The supply chain is made up of all of these tasks.
Which advantages of a sustainable supply chain are most significant?This stops worker exploitation by adopting a holistic approach that lowers waste and the environmental impact while also enhancing working conditions, health, and safety. One that guarantees ethical business practices is a supply chain that is totally sustainable.
What does supply chain management serve as its primary function?Organizations can deliver goods more rapidly, guarantee product availability, minimize quality concerns, and handle returns with simplicity thanks to supply chain management, which ultimately enhances value for both the company and its clients.
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Which statement produces a compilation error?
A. class A extends M implements I, L, J {// code was removed}
B. class A extends M, N implements I {// code was removed}
C. class A extends M implements I {// code was removed}
class B extends N implements I {// code was removed}
D. class A extends M implements I {// code was removed}
Class A extended M, and N implements I, however the sentence "/ code was removed" causes a compilation problem.
Compilation error: what is it?When a compilers is unable to convert a section of code base for a programming language, it results in a compilation error. This can happen due to errors in the source code as well as, less frequently, due to issues with the processor. The source code can commonly be used by programmers to correct compilation issues.
Several things could cause a compilation error.When the compiler detects a problem using your application but is unable to convert it into machine language, it produces a compile error. Compilation mistakes will show up. During assembly, the computer may find semantic errors, linker errors, and syntax problems.
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Which statement correctly opens an input stream named in_file and attaches it to a file name project.txt?
in_file.open("project.txt");
in_file.open("project.txt"); Your application pulls characters out of the stream once they have been moved from the disk into it.
What does a C++ file stream mean?A unique variable with a class as its data type is referred to as a C++ object. The pre-specified special objects in and out have various classes as their data types. The data written to out or read from in are examples of data flows into or out of programs in C++.
In C++, what do ofstream and ifstream mean?This data type, which is used to create files and write data to them, represents the output file stream. two. if stream When reading data from files, this data type is used to represent the input file stream.
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Show the post-order traversal of the tree that results from starting with an empty tree and adding 10, 15, 18, 8, 9, 5 and then removing 9.
Group of answer choices
a. 5, 18, 8, 15, 10
b. 10, 8, 5, 15, 19
c. 5, 8, 18, 15, 10
d. 5, 8, 10, 15, 18
Starting with an empty tree, adding 10, 15, 18, 8, 9, 5 and then removing 9 yields a post-order traversal of the tree that is 5, 8, 18, 15, 10.
Explain about the post-order traversal?One of the strategies for accessing a node in the tree is the postorder traversal. The LRN principle is utilised (Left-right-node). The postfix expression of a tree is obtained through postorder traversal.
There is a preorder and postorder traversal in DFS. Preordering is the process of going to the node before going to its children. Postorder order indicates that we only visit a node after visiting its children.
Binary tree postorder traversal is a traversal technique that visits the left subtree, then the right subtree, and ultimately the root node. In contrast to arrays and linked lists, which are linear data structures, binary trees are hierarchical and can be traversed in a variety of ways.
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Write a short note on the following in Microsoft Excel
1). MAX FUNCTION.
2). MIN FUNCTION.
3). AVERAGE FUNCTION.
4). INT FUNCTION
5). POWER FUNCTION
Answer:
Explanation:
1). The MAX function in Microsoft Excel is used to find the maximum value in a range of cells. For example, if you have a range of cells A1:A10 containing a set of numbers, you can use the formula "=MAX(A1:A10)" to find the maximum value in that range.
2). The MIN function in Microsoft Excel is used to find the minimum value in a range of cells. It works in a similar way to the MAX function, but returns the minimum value instead of the maximum value.
3). The AVERAGE function in Microsoft Excel is used to calculate the average of a set of values. It takes a range of cells as input and returns the mean of the values in that range.
4). The INT function in Microsoft Excel is used to round a number down to the nearest integer. It takes a number as input and returns the integer part of the number.
5). The POWER function in Microsoft Excel is used to calculate the value of a number raised to a certain power. It takes two arguments: the base number and the exponent. For example, the formula "=POWER(2,3)" returns 8, because 2 raised to the power of 3 is 8.
A function can be defined in a Python shell, but it is more convenient to define it in an IDLE window, where it can be saved to a file.
Although it is possible to define a function in a Python shell, it is more practical to do it in an IDLE window where it may be saved to a file. The assertion that is made is accurate.
What is an idle window?
The typical Python programming environment is called IDLE. Its name is shortened to "Integrated Development Environment." Both Unix and Windows platforms support it well. You can access the Python interactive mode using the Python shell window that is present.
What makes Python and Python shell different from one another?An interpreter language is Python. It implies that the code is executed line by line. The Python Shell, a feature of the language, can be used to run a Python command and display the results.
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internet-based document preparation sites are categorically forbidden by the aba model rules and operation of such a site always constitutes the unauthorized practice of law.
The practice of law without a license to do so.
What exactly is unlicensed legal practice?The practicing of law without a legal license. Prohibits attorneys from practicing law in a jurisdiction “in violation of the regulation of the legal profession in that jurisdiction,” or supporting another in doing so. PDF Readers are the ideal example of a Document Management System since they allow you to access the PDF file offline and save it for viewing, printing, and publishing at any time and from any location.
The Bluebook syntax for quoting the ABA Model Rules of Professional Conduct is: Model Rules of Prof’l Conduct R. # (Year).A lawyer shall not speak about the subject of the representation with a person the lawyer knows to be represented by another lawyer while representing a client.
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Answer
Explanation
LAB: Circle with a Promise (please help)
The given web page displays a growing orange circle when the Show Circle button is clicked. Your goal is to show a text message inside the circle as show below, by creating callbacks for a Promise object.
The circle.js file contains a click event handler showCircleClick() for the Show Circle button that calls showCircle() to display the orange circle.
The showCircle() function returns a Promise object that may be fulfilled or rejected.
The promise is fulfilled in one second if showCircle() is not called a second time before the second elapses.
The promise is rejected if showCircle() is called a second time before the second elapses.
Modify the showCircleClick() to call showCircle() and handle the fulfilled or rejected callbacks using the returned Promise's then() method.
If the promise is fulfilled, the containing the circle is passed to the callback function. The message "Ta da!" should be added to the 's inner HTML.
If the promise is rejected, an error message is passed to the callback function. The error message should be displayed using alert().
If your modifications are written correctly, you should see the "Ta da!" message appear one second after the Show Circle button is clicked. If you click Show Circle twice quickly, you should see the error message appear in the alert dialog box, as shown below.
---------------------------------------------given code---------------------------------------------------
window.addEventListener("DOMContentLoaded", function () {
document.querySelector("#showCircleBtn").addEventListener("click", showCircleClick);
});
function showCircleClick() {
// TODO: Add modifications here
showCircle(160, 180, 120);
}
// Do not modify the code below
let timerId = null;
function showCircle(cx, cy, radius) {
// Only allow one div to exist at a time
let div = document.querySelector("div");
if (div !== null) {
div.parentNode.removeChild(div);
}
// Create new div and add to DOM
div = document.createElement("div");
div.style.width = 0;
div.style.height = 0;
div.style.left = cx + "px";
div.style.top = cy + "px";
div.className = "circle";
document.body.append(div);
// Set width and height after showCircle() completes so transition kicks in
setTimeout(() => {
div.style.width = radius * 2 + 'px';
div.style.height = radius * 2 + 'px';
}, 10);
let promise = new Promise(function(resolve, reject) {
// Reject if showCircle() is called before timer finishes
if (timerId !== null) {
clearTimeout(timerId);
timerId = null;
div.parentNode.removeChild(div);
reject("showCircle called too soon");
}
else {
timerId = setTimeout(() => {
resolve(div);
timerId = null;
}, 1000);
}
});
return promise;
}
Code modifications :
// modified code
window.addEventListener("DOMContentLoaded", function () {
document.querySelector("#showCircleBtn").addEventListener("click", showCircleClick);
});
function showCircleClick() {
// TODO: Add modifications here
showCircle(160, 180, 120).then(function(div) {
div.innerHTML = "Ta da!";
}, function(error){
alert(error);
});
}
// Do not modify the code below
let timerId = null;
function showCircle(cx, cy, radius) {
// Only allow one div to exist at a time
let div = document.querySelector("div");
if (div !== null) {
div.parentNode.removeChild(div);
}
// Create new div and add to DOM
div = document.createElement("div");
div.style.width = 0;
div.style.height = 0;
div.style.left = cx + "px";
div.style.top = cy + "px";
div.className = "circle";
document.body.append(div);
// Set width and height after showCircle() completes so transition kicks in
setTimeout(() => {
div.style.width = radius * 2 + 'px';
div.style.height = radius * 2 + 'px';
}, 10);
let promise = new Promise(function(resolve, reject) {
// Reject if showCircle() is called before timer finishes
if (timerId !== null) {
clearTimeout(timerId);
timerId = null;
div.parentNode.removeChild(div);
reject("showCircle called too soon");
}
else {
timerId = setTimeout(() => {
resolve(div);
timerId = null;
}, 1000);
}
});
return promise;
}
These are the modifications to be done in the code to make it properly work to get the outcome.
What is code ?
For the purposes of communication and information processing, a code is a set of principles that technology is getting as a letter, word, sound, picture, or gesture—into another form, often shorter or secret, for storage on a storage device or for transmission over a channel of communication. An early example is the development of language, which allowed people to express verbally what they were thinking, seeing, hearing, or feeling to others. However, speaking restricts the audience to those present at the time the speech is delivered and limits that range of communication towards the distance a voice may travel. The ability to communicate across space and time was greatly expanded by the discovery of printing, which converted spoken language into pictorial symbols.
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wireless internet access points enable users with computers and mobile devices to connect to the internet wirelessly. TRUE
Wireless internet access points enable users with computers & mobile devices to connect to internet wirelessly. (True)
What is Wireless internet?Wireless Internet service providers (WISP) who broadcast wireless Internet signals in a specific geographic area are typically the ones who offer wireless Internet. Satellite signals or radio waves are typically used to deliver wireless Internet.
Wireless Internet is typically slower than wired Internet connections because it is a communication medium that is dependent on the environment. A wireless Internet modem, wireless access card, or Internet dongle is typically needed by the end user to connect to wireless Internet.
Two popular types of wireless Internet are WiMax and EV-Do. Wi-Fi connections inside of a house, office, or local network may also be used to access the Internet wirelessly.
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In general terms, the cloud refers to high-power, large-capacity physical _____ located in data centers, and each one typically hosts multiple _____.
A data center's high-power, large-capacity physical servers, each of which often houses several virtual servers, are referred to as the "cloud" in general.
By cloud computing, what do you mean?A type of abstraction known as "cloud computing" is built on the idea of pooling real resources and presenting them to consumers as virtual resources. In the simplest terms, cloud computing refers to the practise of storing and accessing data and software on remote servers located online rather than a computer's hard drive or local server.
A virtual server: what is it?In contrast to dedicated servers, virtual servers pool hardware and software resources with other operating systems (OS).
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use the memory tester to identify which, if any, of the installed memory modules are faulty. place any non-working memory modules on the shelf. install working 32-gb modules as needed. make sure the memory modules are working before installing them. after you install the memory, boot the computer in to the bios setup and verify that the correct amount of memory is detected.
The read-only memory (ROM) contains the computer's first set of instructions.
What kind of memory module enables BIOS flashing?Initially, the PC motherboard's ROM chip served as the location for the BIOS firmware. The BIOS data is saved on flash memory in more recent computers so that it can be changed without removing the chip from the motherboard.
What kind of RAM is used during bootup?ROM and RAM are the two main types of internal memory. Read-only memory is referred to as ROM. Since it is non-volatile, data can be stored on it even when there is no power. Typically, a computer is started or booted up using it.
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___________ search refers to an internet search on websites such as Yelp. ___________ search refers to knowledge based on personal experience
External search refers to an internet search on websites such as Yelp. Internal search refers to knowledge based on personal experience.
What is internet search?An internet search, also referred to as a search query, is a submission to a search engine that produces both paid and organic results. Ads at the top and bottom of the page are considered paid results and are labelled as such. The unmarked results that show up in-between the ads are the organic results.
A keyword is the essential component of an internet search. Likewise, search engine marketing (SEM) and search engine optimization are driven by keywords (SEO). The practise of placing advertisements on search engine results pages is known as search engine marketing, also referred to as paid search (SERPs).
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The system will support range queries, when stored in main memory, working on a dynamic database (supports inserts and deletes).
Binary Search Tree (assume that it is balanced)
Closed Hash Table
Linear Index
B+ Tree
When working with the dynamic database Binary Search Tree, the system will handle range queries when the data is kept in main memory.
How many nodes must there be in a binary tree with three levels?23+1 - 1 = 15 nodes make up a complete binary tree of height 3. Consequently, 300 bytes are needed to store the tree. The tree will have 7 nodes if it has a minimum of 3 nodes and a height of 3.
In a tree, what is depth?The depth of a tree is defined as all of the edges that connect the root node to a certain node. The depth of the tree is measured by counting all the edges along the longest path from the root node to the leaf node.
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in the c/c program write a separate function for bubble sort. set up a timer using the time() function and record the time difference for the assembly and for the c/c function for sorting. to get meaningful reading, the array should have 10,000 elements or more. the two functions should be given the same, unsorted array to work with. the recorded time differences should be displayed on the console.
#include <stdio.h>
#include <time.h>
#include <stdlib.h>
//Define the size
#define SIZE 12000
//Time
time_t start, stop;
//Array
int arr[SIZE];
void bubble_sort(int a[]) {
for(int i=0;i<SIZE;i++) {
for(int j=0;j<SIZE-i;j++) {
if(a[j]>a[j+1]) {
int tmp = a[j];
arr[j] = arr[j+1];
arr[j+1] = tmp;
}
}
}
}
int main(int argc, char* argv[]) {
//Random filling
srand(time(NULL));
//Array initialization
for(int i=0;i<SIZE;i++) {
arr[i] = rand() % 100;
}
//Bubble sort
start = time(NULL);
bubble_sort(arr);
stop = time(NULL);
//Print the time difference between stop and start.
printf("Time difference is: %.2f s.\n",difftime(stop,start));
return 0;
}
the use of simulation in competitive situations such as military games and business games is known as .
The use of simulation in competitive situations such as military games and business games is known as Monte Carlo methods.
What is Monte Carlo methods?In order to get numerical results, a large family of computational techniques known as "Monte Carlo procedures" or "Monte Carlo experiments" uses repeated random sampling. The fundamental idea is to employ randomness in order to find solutions to issues that, in theory, might be solved deterministically. They are frequently applied to mathematical and physical issues, and they are most helpful when using other ways is challenging or impossible. Creating draws from a probability distribution, numerical integration, and optimization are the three problem types where Monte Carlo methods are most frequently applied.Monte Carlo methods are helpful for simulating systems with numerous connected degrees of freedom, such as fluids, disordered materials, strongly coupled solids, and cellular structures, in physics-related problems (see cellular Potts model, interacting particle systems, McKean–Vlasov processes, kinetic models of gases).To learn more about Monte Carlo methods refer to:
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A single site visit usually gives true pictures, so it is unnecessary to visit more than one installation. True or False?
A single site visit usually gives true pictures, so it is unnecessary to visit more than one installation this statement is False.
Which of the following represents a typical illustration of a system need for the category of service?System need for the performance category typical example: Identify. Five hours following the conclusion of registration, the records management system must deliver class lists. Find a typical illustration of a system demand for the input segment.
Why do we need several domains?Utilizing numerous domains can assist you in ranking for a wider range of terms and phrases since your domain has a big impact on your keyword relevancy and rankings. A secondary domain can also be used to develop a completely distinct set of content themes.
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10. Reduce the clutter in the Pivot Table by modifying it as follows: a. Change the report layout to show the Pivot Table in Outline Form. b. Group the Project Start values by Months.
The clutter can be reduced in the Pivot Table by modifying.
What are the steps to change the report layout and group pthe project start values?
To Change the report layout to show the Pivot Table in Outline Form:
Although outline forms are similar to tabular forms in that items in the subsequent column are shown one row below the current item, this allows subtotals to be displayed at the top of each group. By using a macro, like as the one below, you can manually adjust the pivot table's parameters to force it to utilise the Outline Layout. I like the outline layout or tabular form layout better because it displays the field titles, Customer and Date, and separate columns for each row field.
To group the project start by values by month following steps can be followed:
Establish a pivot table. Drag the Sales variable to the Value group and the Date variable to the Rows group in the window that displays on the right side of the screen. Click Group from the context menu when you right-click on any value in the pivot table's Date column to divide the data by month. Click Months to open a new window in the previous one. Data are grouped by months in Excel. The data in the pivot table will automatically be organised by month when you click OK. The total sales are now displayed in the pivot table by month.
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