thirty years ago, a major corporation purchased and still owns ip addresses within the ipv4 class a range. the corporation uses these addresses to connect to the internet. to which ipv4 address range do they belong?

Answers

Answer 1

You require a network interface card (NIC) in each computer to use a crossover cable to establish network connectivity between the two computers.

What do firewalls do?

By blocking harmful or superfluous network traffic, firewalls defend your computer or network from outside cyberattacks. Additionally, firewalls can stop harmful malware from connecting to a computer or network via the internet.To allow private network addresses to be converted to a random external port and public IP address, both network address translation (NAT) and port address translation (PAT) must be enabled.Switches, one of the network's traffic controllers, typically operate at Layer 2. By utilizing packet switching, they enable the connecting of several devices inside a LAN while reducing the collision domain.

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Related Questions

What is the missing line?

import csv
_____
myReader = csv.reader(inFile)
for item in myReader:
print(item)

inFile = open("fruit.txt","r")

inFile = reader("fruit.txt","open")

inFile = reader("fruit.txt","r")

inFile = open("fruit.txt","read")

Answers

Based on the code written above, the missing line is option C: inFile = reader("fruit.txt","r")

What does line encoding mean?

The code used to transmit data from a digital signal via a transmission line is called a line code. This coding method was chosen to prevent signal overlap and distortion like inter-symbol interference.

A group of instructions used to alter data such that a certain input yields a specific output is known as a program in computer coding.

Digital data is transformed into digital signals through the process of line coding. Using this method, we turn a series of bits into a digital signal. Digital data are encoded into a digital signal at the sender side, and they are reproduced at the receiver side by decoding the digital signal.

The full code is:

import CSV

inFile = open('pets.txt', 'r')

myReader =

reader(inFile)

for item in myReader

print(item)

exit()

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ohn sent an email requesting george to join him in the conference room at 4 p.m. and to bring the final report on the building's floor plans. however, george's secretary skips reading the entire email and simply informs george to join john in the conference room at 4 p.m. this is an example of

Answers

This is an example of noise.

What is conference?A conference is a gathering of many people who talk about a specific subject or topic. People meet to confer about a theme. All the people who attend have a common interest. It is not the same as a convention, which is typically much bigger and consists of delegates who represent various different groups.When we use the term in sports, it refers to a division or league of teams or clubs. In other words, an association of teams that organizes matches for league members.This article focuses on the term when it refers to a large meeting of people who have gathered to discuss a topic.The verb to confer means to exchange ideas on a specific subject, often with the aim of deciding whether to take action.

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ellen highlights the data in the range a10:a20 in her spreadsheet. she presses ctrl x. she then uses the mouse to select cells h10:h20, and presses ctrl v. what operation did ellen just perform?

Answers

Ellen just performed a cut and paste operation on a range of cells in her spreadsheet. This operation allows Ellen to move or copy the data from the cells in range A10:A20 to the cells in range H10:H20.

What is spreadsheet ?A spreadsheet is a software application that allows users to organize and analyze data in a tabular format. Spreadsheets typically consist of rows and columns, with each cell in the table capable of storing a piece of data. The rows are usually labeled with numbers, and the columns are labeled with letters or symbols.Spreadsheets can be used for a variety of purposes, including financial analysis, budgeting, data management, and more. They are a popular tool for businesses, educators, and individuals because of their versatility and ability to handle large amounts of data.Some of the most popular spreadsheet software programs include Microsoft Excel and Apple Numbers. These programs offer a range of features and tools for creating and manipulating spreadsheets, including functions for performing calculations, formatting cells and data, and visualizing data with charts and graphs.

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for the tri-color garbage collection algorithm. which set holds only garbage at the end of the algorithm?

Answers

Because it traces out the whole collection of items that are directly or indirectly accessible by the application, the mark-and-sweep technique is known as a tracing garbage collector.

What is  tricolour garbage collection algorithm?

Tricolour marking is a tracing trash collection approach that gives each node in the network a color (black, white, or gray). To incremental garbage collection, it is fundamental. All nodes are initially white in hue. The distinct root set is highlighted in gray.

Therefore, black  set holds only garbage at the end of the algorithm.

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Oliver wants to save an image in a way that will have as many pixels as possible, but he is not quite sure how to do that with the software he is using, which is called GrabblePhoto. Which of these internet searches will help him answer his question?

A. how to change the resolution in GrabblePhoto

B. how to change the compression in GrabblePhoto

C. how to change saturation in GrabblePhoto

Answers

Answer:

A is the answer

Explanation:

A is the answer- How to change resolution

though not used as much in windows environments, terminal emulation is still useful to systems administrators on unix/linux systems. a. true b. false

Answers

It is accurate to say that terminal emulation is still valuable to network administrators on unix/linux systems, despite its decreased use in Windows settings.

What is an administrator's job description?

An administrator is essential to the efficient operation of a firm and offers office assistance to both an individual or a team. They could be in charge of answering phones, welcoming and guiding guests, word processing, making spreadsheets , presentations, and filing.

A leader or an administrator?

Despite the fact that the titles lead and administration are sometimes used interchangeably, there are clear distinctions between them in terms of administrative structure and modes of thought. Every leader can also be an administrator, but not every administrator must also be a leader.

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tiffany is a network engineer for her company. to enhance the performance of the network, she uses a method that assigns incoming transactions as they arrive in sequence to each of the infrastructure's three firewalls. transaction 1 goes to firewall 1, transaction 2 goes to firewall 3, transaction 3 to firewall 2, and so on. which technique is tiffany using?

Answers

Tiffany makes advantage of the round-robin technique to enhance network efficiency.

What does "network" actually mean?

A network is made up of three or maybe more computers that are linked together to share information (such as printers and CDs), access the cloud, or facilitate electronic communication. Pipes, landlines, radio waves, satellites, or infrared laser beams can all be used to link a network's computers to one another.

Why is it considered a network?

Since the Internet is a global network of computers that may communicate with one another through phone and cable connections, is also referred to as a network of networks.

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which command uses the array literal form to create and populate the daynames array with the abbreviations of weekdays (starting with mon and going through fri)?

Answers

The codes are listed below.

/declaration of an array variable of the data type String

"mon," "tue," "wed," "thu," "fri," "sat," and "sun" make up the string "week";

Explanation:

The code that is used in the programming language is as follows:

Here, we declare an array variable of type String and assign values to it, namely, week. The next array only contains members of the same type.

The data type known as an array is used to store elements of the same type simultaneously and is also used as a data structure.

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which releases the most energy per gram of fuel? select an answer and submit. for keyboard navigation, use the up/down arrow keys to select an answer. a burning of coal b nuclear fission c burning of natural gas d burning of gasoline

Answers

The burning of gasoline releases the most energy per gram of fuel.

What is gasoline?Gasoline is a fuel made from crude oil and other petroleum liquids. Gasoline is mainly used as an engine fuel in vehicles. Petroleum refineries and blending facilities produce motor gasoline for sale at retail gasoline fueling stations.Most of the gasoline that petroleum refineries produce is actually unfinished gasoline (or gasoline blendstocks). Gasoline blendstocks require blending with other liquids to make finished motor gasoline, which meets the basic requirements for fuel that is suitable for use in spark ignition engines.U.S. petroleum refineries produce some finished motor gasoline. However, most finished motor gasoline sold in the United States is actually produced at blending terminals, where gasoline blendstocks, finished gasoline, and fuel ethanol are blended to produce finished motor gasoline in different grades and formulations for consumer use.

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what is spreadsheet ​

Answers

Answer: A spreadsheet is an electronic document in which data is arranged in the rows and columns of a grid and can be manipulated and used in calculations

Explanation: Hope this was helpful

Answer:

give the guy above me brainliest

isabelle needs to select cells a2, c2 and d2, and change them to the currency format. which key does isabelle need to press and hold while selecting the cells so she can format all of the cells at one time?

Answers

Since Isabelle needs to select cells a2, c2 and d2, and change them to the currency format. The key that Isabelle need to press and hold while selecting the cells so she can format all of the cells at one time is option B: CTRL 1.

What on a keyboard is Ctrl?

When the Control key is pressed in conjunction with other keys on a computer keyboard, other keys on the keyboard can execute additional tasks. Ctrl is the usual designation for it.

Therefore, paragraph should have single spacing. Apply double spacing to the paragraph by pressing Ctrl+1. Ctrl+2. Line spacing for the paragraph should be 1.5. The keyboard shortcut Ctrl+1, also known as Control+1 and C-1, is frequently used to open the first tab in an Internet browser or other program that supports tabs.

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See options below

Isabelle needs to select cells A2, C2 and D2, and change them to the Currency format. Which key does Isabelle need to press and hold while selecting the cells so she can format all of the cells at one time?

answer choices

SHIFT

CTRL

ALT

TAB

is not a protection mechanism. a. system integrity protection b. intrusion prevention c. system-call filtering d. sandboxing

Answers

Intrusion prevention is not a protection mechanism. Hence, correct option is B option.

What is Intrusion prevention?

An intrusion prevention system (IPS) is a network security tool (which can be hardware or software) that constantly scans a network for malicious activity and responds to it in order to stop it from happening, including reporting, blocking, or dropping it.

It is more sophisticated than an intrusion detection system (IDS), which can only alert an administrator when malicious activity is detected and do nothing to stop it. In some cases, a unified threat management (UTM) or next-generation firewall (NGFW) solution will also include intrusion prevention systems. They must have the power to scan a large volume of traffic without affecting network performance, as is the case with many network security technologies.

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to make a property read-only, omit the get accessor for the property. question 31 options: true false

Answers

True. read-only, omit the get accessor for the property.

read-only

When a file is set to read-only, only the user is permitted to access it; no one else is permitted to write to it. Opening and reading a file that has been set to "read-only" is still permitted, but deletions, overwrites, revisions, and name changes are not permitted.

The standard property manipulation API elements cannot be used to modify read-only properties. There are specialized API components that alter some read-only properties indirectly. For instance, the read-only Name field for networks can be changed using the cluster object management function SetClusterNetworkName.

Avoid attempting to force a modification to a read-only property through direct cluster database manipulation. A useless cluster is most likely to be the end result.

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pharming in biology refers to the use of genetic engineering to insert genes that code for useful pharmaceuticals into host animals or plants that would otherwise not express those genes. however, pharming in cybersecurity is different. which of the following best describes pharming in cybersecurity? group of answer choices a cyber-attack targeted at a government website so that the user traffic at the government website is redirected to some other private website. a cyber-attack targeted at a fake website so that the user traffic at the fake website is redirected to some other legitimate website. a cyber-attack targeted at a fake website so that the user traffic at the fake website is redirected to some other fake website. a cyber-attack targeted at a legitimate website so that the user traffic at the legitimate website is redirected to some other fake website.

Answers

Pharming, a combination of the words "phishing" and "farming," is a sort of online fraud when the traffic to a website is manipulated and private data is obtained.

Why is it called pharming?

Pharming is similar to phishing in that it is a threat that deceives users into disclosing personal information, but instead of using email as the attack vector, pharming employs malicious code executed on the victim's device to redirect to an attacker-controlled website.

Pharming, a mashup of "farming" and "pharmacy," is the use of genetic engineering to introduce genes that code for useful medications into hosts animals or plants that would not otherwise express those genes, creating a genetically modified organism.

Via order to conduct a transaction in online banking, a user would open their browser and type in their bank's website. This is an example of pharming. In contrast, the user is transferred to a fake website that appears to be the real thing.

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in oracle, if we apply the comparison method used for one of the attributes as the comparison method for the entire type, the method is called a(n):

Answers

The method is known as a map method in Oracle if we use the similarity measure used in one of the characteristics also as template matching for the entire type.

For what reason is Oracle most well-known?

The software and services provided by Oracle, a company in the computer industry, include Java. Oracle provides its database management systems and cloud-engineering services and solutions through the four primary business sectors of the company: cloud and licence, hardware, & services.

Oracle is a type of software, right?

The only company that offers both a full set of integrated cloud platforms and a platform for cloud computing is Oracle. From cloud based software and data platform to existing enterprise workloads, the Oracle Cloud provides all the resources you ought to migrate, build, and manage your IT.

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why should you compare hashes of the files you download from the internet to a library of known hash values?

Answers

A hash is a unique code that is generated from a file's contents. It prevents the spread of malware by checking a file's integrity.

What is hash values ?A hash value, also known as a hash code, is a numerical value that is generated from the contents of a file or other data. Hash values are used to verify the integrity of data by allowing a recipient to compute the hash value of the received data and compare it to the expected hash value. When you download a file, you can use a tool to calculate the hash of the downloaded file and compare it to the expected hash value provided by the source of the download. If the calculated hash matches the expected hash, it means that the file has been downloaded correctly and is unchanged from its original form. If the calculated hash does not match the expected hash, it means that the file has been modified or corrupted during the download process and may not be trustworthy.

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what organization is known for creating independent security benchmarks covering hardware and software platforms from many different vendors?

Answers

The organizational structures utilized by the majority of businesses today can be categorized into three types: functional, departmental, and matrix. Before choosing which of these forms to use for their firm, owners must weigh the benefits and drawbacks of each.

What do you mean by a company?

A firm, institution, or association that consists of one or more people and has a specific goal is known as an organization (Commonwealth English; see spelling variations).

An organization is what?

A structured grouping of individuals, such as a company, a nonprofit, a club, or a political party, is known as an organization. The bulk of these specialized schools are run by nonprofit organizations, according to an ILO study. a group, company, party, or entity. More terms for organization

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alicja is working on a project to deploy automated guided vehicles on the industrial shop floor of the manufacturing plant in which she works. what location of computing would be best for this project?

Answers

In order to deploy automated guided vehicles on the factory floor's industrial shop floor, the best place for computing is Fog

About Fog Computing:

An alternative to cloud computing is referred to as "fog computing," a term that Cisco invented. This method takes advantage of the potential provided by the data those devices generate as well as the dual issue of the proliferation of computing devices by placing certain resources and transactions at the edge of a network.

Users aggregate bandwidth at access points like routers by placing them nearer to devices rather than creating in-cloud channels for usage and storage. As a result, less data must be transported from data centers across cloud channels and distances, hence lowering the overall bandwidth requirement.

Data storage is another another crucial distinction between fog computing and cloud computing. Less data needs immediate cloud storage with fog computing, so users can instead subject data to strategic compilation and distribution procedures that increase efficiency and lower costs.

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_____formal outlines help you organize your material and double-check the content of your message.

Answers

The speaking outline is much shorter than the preparation outline and includes signposts, evidence, and succinct phrases or words that remind speakers of the points they need to communicate.

What exactly is a speech's formal outline?Your speech preparation will benefit from the formal outline, which is a full-sentence outline. A reference page for your speech is also included. It contains the introduction and conclusion, the bulk of the body, important supporting details, citation information incorporated into the outline's sentences, and the major body content.The framework you will create to follow when giving the speech is called a speaking outline. The speaking outline is much shorter than the preparation outline and includes signposts, evidence, and succinct phrases or words that remind speakers of the points they need to communicate.    

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write a program that tells what coins to give out for any amount of change from 1 cent to 99 cents. you can use coin denominations of 25 cents, 10 cents, 5 cents, and 1 cent. make sure to use least number of coins.

Answers

The coin change in quarters, dimes, and pennies for the given amount of money will be calculated by this software.

What is currency?

The aim is to determine the number given an integer array of coins of size N representing various forms of currency and an integer total. a programme that directs the distribution of coins for any quantity of Use 25-cent coins as your currency. You create a coin-change algorithm to determine the bare minimum of coins needed to equal a specific amount. 10 coins total 3 quarters, 1 dime, 2 nickels, and 4 pennies are the correct any number between 1 and 99 cents with this combination. 3 quarters, 2 dimes, 1 nickel, and 6 coins would be an alternative response.

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in what two situations would udp be better than tcp as the preferred transport protocol? (choose two.)

Answers

When a speedier delivery method is required, choose option (C), and when companies do not require verify data delivery, use option (E).

By data, what do you mean?

Information is information that was transformed into a format that is useful for transfer or processing in computers. Data is information that has been transformed into decimal digital form for use with modern computers and communication mediums.

What are an example and data?

Data must serve a variety of purposes, including text, observations, figures, photos, statistics, graphs, and symbols. Data may include precise costs, weights, addresses, names, ages, temperatures, dates, or distances, for instance. Data is a fundamental type of information; it is meaningless and self - defeating on its own.

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The Complete question :

In what two situations would UDP be better than TCP as the preferred transport protocol? (Choose two.)

A. When destination port numbers are dynamic

B. When applications need to guarantee that a packet arrives intact, in sequence, and unduplicated

C. When a faster delivery mechanism is needed

D. When delivery overhead is not an issue

E. When applications do not need to guarantee delivery of the data

question 2 you want to create a vector with the values 43, 56, 12 in that exact order. after specifying the variable, what r code chunk allows you to create this vector?

Answers

Since you want to create a vector with the values 43, 56, 12 in that exact order. After specifying the variable, the R code chunk that allows you to create this vector is option A: c(43, 56, 12)

What exactly is a R code chunk?

A runnable section of R code is known as a code chunk. Calculations will be repeated if the document is produced again. Because there is less chance of a mismatch between comments in a paper and the results being addressed, code chunk technology is advantageous.

Therefore, in regards to the question above,  a vector with the values 43, 56, and 12 will be created by the code chunk c(43, 56, 12). In R, a vector is a collection of identically typed data components that are kept in a sequential order. By adding the desired values inside the parenthesis of the combine function, you may generate a vector.

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See full question below

You want to create a vector with the values 43, 56, 12 in that exact order. After specifying the variable, what R code chunk allows you to create this vector?

Single Choice Question. Please Choose The Correct Option ✔

A

c(43, 56, 12)

B

v(43, 56, 12)

C

c(12, 56, 43)

D

v(12, 56, 43)

the company has an active directory domain and a cloud based azure active directory. the two are synchronized together by using the azure active directory synchronization tool. the company also uses system center configuration manager. you need to use configuration manager to manage devices registered with intune. what do you need to do to accomplish this?

Answers

Users who make purchases, manage subscriptions and service requests, and keep track of the state of your services should be given the billing admin role. Give users who need to see and manage Microsoft 365 groups, Exchange Online, and user email mailboxes the Exchange admin role.

What version of Windows 10 does a device need to have in order to be co-managed?

Windows 10 version 1803 or later must be installed on the device in order for this behavior to be supported. See Co-management enrolment status for further details. New devices are now enrolled right away if they meet the requirements if you already have devices enrolled in co-management.

What distinguishes Intune managed from co-management?

A supported version of Configuration Manager's current branch is necessary for co-management. A single Intune tenant can connect to several Configuration Manager instances. Onboarding your site with Azure AD is not necessary in order to enable co-management.

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at the highest levels, there are three types of security controls: preventative, detective, and responsive. security controls must be implemented as one or more of these types, otherwise the controls are not there for the purposes of security. research to find at least two examples of controls or countermeasures for each of the above security controls. which do you believe are the most important and why?

Answers

Cybersecurity controls are tools for preventing, detecting, and reducing online risks and assaults. Security guards and surveillance cameras are examples of physical controls. Firewalls and multifactor authentication are examples of technical controls.

What is the purpose of cyber security?

Definition. The term "cyber security" refers to a group of techniques, tools, and procedures that work together to defend computer systems, networks, and data against hacker attacks and illegal access.

Is a job in cybersecurity rewarding?

A rising sector of the economy, cybersecurity requires qualified workers to fill entry-, mid-, and advanced-level positions. The demand for cybersecurity positions is predicted to increase by 18% over the following five years.

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true or false? when importing contacts, hubspot automatically searches for matches with your spreadsheet columns and pairs your existing properties, such as first name and last name. true false

Answers

This statement is True. The HubSpot Excel Integration makes it simple to export your HubSpot data to Excel.

Can you integrate Excel with HubSpot?

Your HubSpot data can be easily exported to Excel thanks to the HubSpot Excel Integration. In Excel, your data can be configured to update on a regular schedule.

You can export an active or static list of your contacts and the values associated with their properties if you need to access a list of contacts outside of HubSpot.

You can export a list, for instance, if you need to access contacts outside of HubSpot, such as for an event, or if you want to send a spreadsheet to someone else in your company.

Go to Contacts > Lists in your HubSpot account.Hover over the list to export, then click the More dropdown menu and select Export.Select the checkbox next to a property to include in your export. In the dialog box, select a File format using the dropdown menu.Click Export.

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create a function that calculates the sum of integers from 1 to the argument taken by the function, inclusive. call the function inside a print statement to test.

Answers

The program containing function which program to calculates the sum of integers from 1 to the argument taken by the function, inclusive and also call the function inside a print statement to test.

What is a Computer program?

A computer program is a set of function together to perform a given task.

Given a positive integer Nthe task given is to calculate the sum of all integers from 1 to N .// C# implementation of function which calculates the sum of integers using System; class GFG{ // Function to find the required// summationpublic static void findSum(int N){ // Find the sum of first N // integers using the formula int sum = (N) * (N + 1) / 2; int r = (int)(Math.Log(N) / Math.Log(2)) + 1; // Find the sum of numbers // which are exact power of // 2 by using the formula int expSum = (int)(Math.Pow(2, r)) - 1; // Print the final Sum Console.Write(sum - expSum);} // Driver Codepublic static void Main(string[] args){ int N = 2; // Function to find the sum findSum(N);}}The input() function may be used to request that a user enter data into the program and save it in a variable that the computer can process.The print() function is used to output a message to the screen or another standard output device.The Sum() function is used to find the sum of integers.

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suppose you are given a binary tree t with vertices v and edges e. this tree is not necessarily a complete binary tree: i.e., every node has at most 2 children, but might only have 0 or 1 child. describe an efficient greedy algorithm to determine if t has a perfect matching. your algorithm does not have to work for non-tree graphs.

Answers

A perfect matching in a graph is a set of edges such that every vertex in the graph is incident to exactly one edge in the set. One way to determine if a tree has a perfect matching is to use a greedy approach, starting at the leaves of the tree and working towards the root.

Outline of the algorithm is as follows:

Initialize a queue with all the leaves of the tree.While the queue is not empty:Remove a vertex from the queue.If the vertex has a parent, add the parent to the queue.If the vertex has a sibling, add the sibling to the queue.

3. If the root of the tree is in the queue, the tree has a perfect matching. Otherwise, it does not have a perfect matching.

The time complexity of this algorithm is O(n), where n is the number of vertices in the tree, because every vertex is added to the queue at most once.

This algorithm works by starting at the leaves of the tree and working its way up to the root. It adds each vertex's parent and sibling to the queue, and if the root is reached, it means that every vertex in the tree is incident to exactly one edge in the set, which is the definition of a perfect matching. If the root is not reached, it means that there is at least one vertex in the tree that is not incident to an edge in the set, which means the tree does not have a perfect matching.

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can inverted page tables be implemented on a generic x86 or risc-v machine, whose hardware implement a non-inverted, hierarchical page table?

Answers

With the help of Multilevel Paging, inverted page tables can be implemented on a generic x86 or risc-v machine, whose hardware implement a non-inverted, hierarchical page table.

What is page tables?

A virtual memory system in a computer operating system uses a page table as its primary data structure to store the mapping between virtual addresses and physical addresses. Physical addresses are utilised by the hardware, more specifically the random-access memory (RAM) subsystem, whereas virtual addresses are utilised by the programme that is run by the accessing process.

Virtual address translation, which is required to access data in memory, heavily relies on the page table. Every process in operating systems that employ virtual memory is given the impression that it is working with sizable, continuous blocks of memory. Physically speaking, the memory associated with each process may be spread out over various regions of physical memory or it may have been transferred (paged out) to secondary storage.

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The FBI ____ was formed in 1984 to handle the increasing number of cases involving digital evidence.
A) Federal Rules of Evidence (FRE)
B) Department of Defense Computer Forensics Laboratory (DCFL)
C) DIBS
D) Computer Analysis and Response Team (CART)

Answers

The FBI (D) Computer Analysis and Response Team (CART) was formed in 1984 to handle the increasing number of cases involving digital evidence.

What is cybercrime?

A crime committed through a computer or computer network is referred to as a cybercrime. Either the computer was the intended target or it was used in the crime. Someone's security or finances may be compromised through cybercrime.

When private information is intercepted or made public, whether legally or illegally, there are various privacy issues concerning cybercrime. International cybercrimes, such as financial theft, espionage, and other cross-border crimes, are committed by both state-sponsored and non-state actors. Cyberwarfare is the term sometimes used to describe cybercrimes that take place beyond national boundaries and include at least one nation-state. Cybercrime, according to Warren Buffett, is the "number one concern with mankind" and "poses genuine risks to humanity."

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Which of these statements would create a variable but not assign anything to it? group of answer choices
a. variable = empty
b. variable = null
c. create variable
d. variable = """"

Answers

Answer:

c. create variable

Explanation:

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