It is the job of the ____ to enable reliable transmission of data through the physical layer at the sending end. group of answer choices

Answers

Answer 1

Answer:

The statement is true

Explanation:

Answer 2

It is the job of the data link layer to enable reliable transmission of data through the physical layer at the sending end.

What is meant by the data link layer?

The data link layer, or layer 2, is the second tier of the seven-layer OSI model of computer networking. This layer is the protocol layer that transports data between nodes on a network segment by crossing the physical layer.

The data link layer is the protocol layer in a program that manages data transfer into and out of a physical link in a network. The data link layer is Layer 2 in the Open Systems Interconnection (OSI) architecture model for a collection of communication protocols.

At the data connection layer, data bits are combined into entities known as frames. Network topologies such as Ethernet exist at the data connection layer. The most commonly used network hardware at the data link is a switch.

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Related Questions

Write a program to simulate a Fruit Machine that displays three symbols at random from Cherry, Bell, Lemon, Orange, Star, Skull.
The player starts with £1 credit, with each go costing 20p. If the Fruit Machine “rolls” two of the same symbol, the user wins 50p. The player wins £1 for three of the same and £5 for 3 Bells. The player loses £1 if two skulls are rolled and all of his/her money if three skulls are rolled. The player can choose to quit with the winnings after each roll or keep playing until there is no money left.

1. Write pseudo or flowchart for this task ready for it to be coded in class tomorrow - 1/12/2020
2. needs - variable, iteration - while because of some condition, selection - it's all the IFs, Sequence - be careful of sequence


please this is urgent i beg u

Answers

Answer:

please read these terms and search for Google app

What is digital divide

Answers

Explanation:

A digital divide is any uneven distribution in the access to, use of, or impact of information and communications technologies between any number of distinct groups, which can be defined based on social, geographical, or geopolitical criteria, or otherwise.

The statement typedef int oneDArr ay 20 does which of the following? O creates an array of 20 integers o makes oneDArray a copy of another 20-integer array O makes oneDArray an alias for a data type that holds 20 integers O creates a one-dimensional integer array with all elements initialized to 20 none of the above

Answers

The statement "typedef int oneDArr[20]" creates an alias for a data type that holds 20 integers.

The "typedef" keyword in C/C++ allows programmers to create a new name for an existing data type. In this case, "int[20]" is the existing data type (i.e., an array of 20 integers), and "oneDArr" is the new name for this data type. So, "oneDArr" is not an array itself, but rather an alias for the data type "int[20]". This means that wherever "oneDArr" is used in the code, it will be interpreted as "int[20]". This can make code more readable and maintainable, especially when dealing with complex data types. Note that this statement does not create an array of 20 integers or initialize any values. It simply creates a new name for the data type "int[20]".

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How to send large video files without losing quality

Answers

Answer:

Explanation:

The videos can be compressed, easily, with a free program called HandBrake

you can get handbrake here: https://handbrake.fr/

Once you compress them using this program, then you can send them through any messaging service as long as the service takes the file under whatever file size rules it has.


Googul Drive works to send the compressed video well.

Name Detection
Apple
Apricot
Avocado
Banana
Breadfruit
Apple
Blackberry
Blackcurrant
Blueberry
Boysenberry C
urrant
Cherry
Cherimoya
Blueberry
Cloudberry
Coconut

INSTRUCTIONS: Using a single formula, detect all of the duplicates in the above list. If the term has already appeared in the list, then your formula should display it on the same row, if Norm thas appota should display

Answers

The formula "=IF(COUNTIF($A$1:A1,A1)>1,A1,"")" can be used to detect duplicates in the given list by displaying the duplicate terms in the adjacent column.

To detect duplicates in the given list using a single formula, you can use the COUNTIF function in Excel. Assuming the list starts from cell A1, follow these steps:

In cell B1, enter the following formula: =IF(COUNTIF($A$1:A1,A1)>1,A1,"")

Press Enter to get the result in cell B1.

Copy the formula in cell B1 and paste it down to cover all the cells in column B corresponding to the original list.

The formula checks if the count of occurrences of each term up to the current row is greater than 1. If it is, the term is displayed; otherwise, an empty string is displayed.

After applying the formula, you will have the duplicates displayed in column B, corresponding to the original list in column A.

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Question: An ILP problem has 5 binary decision variables. How many possible integer solutions are there to this problem? a. 5 b. 10 c. 25 d. 32.

Answers

The possible integer solutions to this problem are :

(d.) 32.

ILP stands for Integer Linear Programming, which is a method of optimization that entails finding the maximum or minimum of a linear objective function, subject to linear constraints where all the variables involved are limited to integers only.

A binary decision variable is one that can take one of two values: 0 or 1. Such variables are commonly used in optimization issues, particularly in mathematical optimization. Such variables are particularly useful in the production of logical statements, as well as decision-making processes.

Here, we are given that the ILP problem has 5 binary decision variables.

The number of possible solutions can be determined by calculating the total number of feasible solutions. The feasible solutions can be calculated as:

2 × 2 × 2 × 2 × 2 = 32

Thus, there are 32 possible integer solutions to the given problem. The answer is option d.

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which action best demostrates the transermation of energy

Answers

The transformation of energy occurs in various ways, including chemical, mechanical, electrical, radiant, and nuclear energy. However, the most efficient action that best demonstrates the transformation of energy is through the process of photosynthesis.

The process of photosynthesis is the most efficient way of demonstrating the transformation of energy because it involves the conversion of light energy into chemical energy by the chlorophyll pigments present in the leaves of plants. In photosynthesis, plants absorb energy from sunlight and use carbon dioxide and water to produce glucose, a type of sugar that is used as an energy source for the plant.

The chemical energy produced is then used to fuel all other processes in the plant's life cycle.In the process of photosynthesis, light energy is transformed into chemical energy. The light energy is converted into chemical energy that is used to fuel other processes in the plant, such as growth and reproduction. Therefore, photosynthesis demonstrates the transformation of energy in a very efficient way that is both important and fundamental to the growth and development of plants and other living organisms.

Additionally, photosynthesis is essential to the Earth's ecosystem because it produces oxygen and reduces the amount of carbon dioxide in the atmosphere.

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Which type of computer processing is used to find a word on a web page?

Comparing
Counting
Finding a match
If-then

Answers

Finding a match is used to find a word on a web page.

Computer processing

Processing is the transformation of the input data to a more meaningful form (information) in the CPU. Output is the production of the required information, which may be input in future.

There are four common types of processing:

if/then (conditionals), finding a match (searching) counting and comparing.

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Amazon.com purchases flat screen computer monitors from HP for $275.59 and sells them for $449.99. What is the amount of markup?

Answers

Answer: 82%

Explanation:

$ 449.99- $ 275.59= % 224.40

$ 224.40/ $ 275.59*100= 81.4253057078

Prefixe = "BCFHMPRSVT"
uffix = "at"
for p in prefixe:
print(p uffix)
Since Tat i not a word, the program need to be changed to print That intead of Tat. Add a conditional tatement to make the program print That intead of Tat

Answers

Answer:

prefixe = "BCFHMPRSVT"

uffix = "at"

for p in prefixe:

   if p == "T":

       print(p + "hat")

   else:

       print(p + uffix)

Here is one way to reduce hazards to human health.Use fewer harmful chemicals,or use chemicals in a more responsible way.

Answers

Answer:

The answer is below

Explanation:

A hazard is an agent that can cause severe damage to the health of people. property or the environment at large when being exposed to the hazard.

Here are some ways in which hazard can be prevented:

Make sure that the required personal protective equipment are worn at all times.Chemicals should be used and disposed in a safe manner.There should be barriers between people and barriers such as radiation.Machines should be used to lift heavy equipment.

A data analyt add decriptive header to column of data in a preadheet. How doe thi improve the preadheet?

Answers

A data analyst add descriptive header to column of data in a spreadsheet. By doing this, the data analyst is adding context to their data.

What is spreadsheet?

The term "spreadsheet" refers to a computer program that displays data in a two-dimensional grid along with formulas that link the data. An accounting ledger page that displays various quantitative data useful for managing a business is what a spreadsheet has traditionally been known as.

In the later 20th century, electronic spreadsheets took the place of paper ones. Spreadsheets, however, can be used for more than just financial data; they are frequently employed to represent and perform calculations on scientific data as well.

VisiCalc, created for the Apple II computer in 1979, was the first spreadsheet program. This application, which in some cases reduced a 20-hour per week bookkeeping task to a few minutes of data entry, served as the best example for many users of the practicality of personal computers for small businesses.

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What's a lossles compression algorithm

Answers

DescriptionLossless compression is a class of data compression algorithms that allows the original data to be perfectly reconstructed from the compressed data. By contrast, lossy compression permits reconstruction only of an approximation of the original data, though usually with greatly improved compression rates.
DescriptionLossless compression is a class of data compression algorithms that allows the original data to be perfectly reconstructed from the compressed data. By contrast, lossy compression permits reconstruction only of an approximation of the original data, though usually with greatly improved compression rates.

What is 540 to the nearest TENTH?​

Answers

Answer:

500

Explanation:

no explanation, sorry

A classmate says, "If you know a person's weight on each planet, you would be able to
predict the order of planets by mass "Does the evidence in the table support his claim?

Answers

Nooooooooooooooonoooooooooo

2) To move the camera toward or away from an object is called:
A) Arc
B) Dolly
C) Pan
D) Tilt

Answers

It is C pan because you can move it towards or away an object

An ad agency is interested in keeping track of their clients a little more easily. Help them out by creating two ArrayLists :


1. Create an ArrayList called company Name that stores an ArrayList of all the company names.


2. Create an Integer ArrayList called contractValue that stores the value of the contract that the ad agency has with its clients.

Answers

Answer:

Explanation:

The only things requested in this question were the two Arraylists. These following arraylists need to be called and values need to be added to them by the corresponding code. At the moment they would be empty.

1.         ArrayList<String> Names = new ArrayList<>();

2.        ArrayList<Integer> contractValue = new ArrayList<>();

They can be added to any code or in the main method as long as they are within the scope of the code that will be calling them.

plz hurry i'm timed Which type of essay presents one side of an argument to convince readers to support it?

a descriptive essay
an expository essay
a narrative essay
a persuasive essay

Answers

Answer:

persuasive

Explanation:

Persuasive essay

Hope this helps

b. What is Algorithm? b . What is Algorithm ?​

Answers

\(\huge\purple{Hi!}\)

An algorithm is a procedure used for solving a problem or performing a computation. Algorithms act as an exact list of instructions that conduct specified actions step by step in either hardware- or software-based routines.

Algorithms are widely used throughout all areas of IT. In mathematics and computer science, an algorithm usually refers to a small procedure that solves a recurrent problem. Algorithms are also used as specifications for performing data processing and play a major role in automated systems.

An algorithm could be used for sorting sets of numbers or for more complicated tasks, like recommending user content on social media. Algorithms typically start with initial input and instructions that describe a specific computation. When the computation is executed, the process produces an output.

Complete Form 1040 for Jill Donnovan using the tax forms and information provided. Submit the completed Form 1040.

Write a paragraph describing your experience completing Jill's personal tax document. What was easy about the process? What was confusing? How confident are you in the completed document? Be sure to include whether Jill will receive a refund or owe additional taxes. Write using complete sentences and correct grammar and mechanics.

KEYBOARDING

Answers

The correct answer is  I do not have access to any specific tax forms or information provided by any individuals. Therefore, I am unable to complete Form 1040 for Jill Donnovan or provide any specific details regarding her tax document. However, I can provide some general insights into completing tax documents.

Completing a personal tax document can be a tedious process, but it can also be straightforward if you have all the necessary information at hand. The process becomes easy if you have a clear understanding of the tax laws and regulations and the guidelines provided in the tax form instructions. However, it can be confusing if you encounter unfamiliar terms or complex calculations. In terms of confidence, it is essential to double-check all calculations and ensure that all the information provided is accurate before submitting the completed tax document. Any errors or discrepancies may lead to potential penalties or audits. The amount Jill will receive in a refund or owe in additional taxes will depend on various factors, such as her income, tax deductions, and credits. Therefore, I cannot speculate on her specific situation. However, it is always a good idea to consult with a tax professional or use reputable tax software to ensure accurate completion of tax documents

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Somone with great knowledge of this please help.

Somone with great knowledge of this please help.

Answers

12265743133153289490

Answer:

Assuming these values are unsigned:

1. 12

2. 26

3. 57

4. 83

5. 133

6. 153

7. 289

8. 490

IT WORKSHEET FOR GRADE 7 STUDENT'S PART L WRITE TRUE IF THE STATEMENT IS CORRECT AND FALSE IF IT IS L 1. It is not mandatory to unplug power cable from the main powe cleaning a computer I need help

Answers

False. It is mandatory to unplug the power cable from the main power before cleaning a computer to prevent electrical shock or damage to the components.

What is the explanation for the above response?

The statement "It is not mandatory to unplug the power cable from the main power when cleaning a computer" is false. It is important to unplug the power cable from the main power before cleaning a computer because it can prevent electrical shock or damage to the computer's components.

If the power is still connected, there is a risk of electric shock from accidental contact with live components. Also, cleaning the computer while it's powered on may also lead to damage or data loss due to electrostatic discharge or accidental spills.

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return the maximum value by deleting exactly one 5 from its digit

Answers

This means that, on average, the server is expected to be available for approximately 51.02% of the time.

Apologies for the repeated response. The availability calculation for a server with an MTBF of 75 hours and an MTTR of 3 days (72 hours) is as follows:

MTBF = 75 hours

MTTR = 3 days = 72 hours

Availability = MTBF / (MTBF + MTTR)

Availability = 75 / (75 + 72)

Availability ≈ 75 / 147

Availability ≈ 0.5102

The availability of the server is approximately 0.5102 or 51.02%.

This means that, on average, the server is expected to be available for approximately 51.02% of the time. The remaining time is accounted for by the MTTR, representing the time taken to repair the server in case of a failure.

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Who wrote Hamlet?

Brainliest for the right answer​

Answers

Answer:

William Shakespeare wrote hamlet

Explanation:

it’s wroten by a William Shekespeare

Telecommunications, outsourcing, flextime, teamwork, and diversity are workplace trends adopted to
O True
O False

Answers

Answer:

False

Explanation:

Outsourcing and telecommuting are the trends related to presence of growing technology within the economy allowing various services to be outsourced to people who are more of an expert when it comes to handling those procedures.

Jack regularly uses a wireless connection to access various networks as he travels around the world running his fashion line. Jack is able to access these Wi-Fi networks by using what?

Answers

Answer:

A Virtual Private Network, VPN connection

Explanation:

Virtual Private Network, VPN, is connection from a device to the internet which is encrypted and protected whenever such networks is established including on public networks. When a VPN is used third parties will not easily track or eavesdrop on the network or traffic data from the connection

Identify the correct wireless technology from the drop-down menus. _______ is a trade group that promotes wireless technology and owns the trademark for the term “Wi-Fi”. Wireless cellular networks divide regions into smaller blocks or _______.

Identify the correct wireless technology from the drop-down menus. _______ is a trade group that promotes

Answers

Answer: cells

Explanation:

got a 100

Answer:

1) The Wi-fi Alliance

2) Cells

Explanation:

In a ________ system configuration, separate information systems are designed and managed by each foreign unit.

Answers

Answer:

In a decentralized system configuration, separate information systems are designed and managed by each foreign unit.

Explanation:

hopes this help (:

Which code is easier to learn, Python or C++. And which one is better than the other in your opinion

Answers

Okay so I’m terms of easiest to learn it depends on the person for me it is Python and python is better because it can be used for lots of purposes

Which of the following is NOT a characteristic of Advanced Persistent Threat (APT)?
a. can span several years
b. targets sensitive proprietary information
c. uses advanced tools and techniques
d. is only used by hactivists against foreign enemies

Answers

One of the following is NOT a trait of Advanced Persistent Threat (APT), which is only applied by activists against adversaries abroad.

Which of the following traits best describes an apt attack?

APT assaults differ from conventional cyber-attacks in four ways [9], which are listed below. Advanced or Complex, Persistent, Targeted, and Evasive (APTs) (see Figure 3). APT assaults are meticulously and methodically prepared, spanning several steps.

What traits define an advanced persistent threat that gives it that moniker?

An advanced persistent threat (APT) is one that uses persistent, covert, and sophisticated hacking methods to enter a system and stay there for an extended length of time, perhaps with harmful effects.

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1.) What does the unemployment rate measure? Explain briefly. The causes and effects of the government actions (e.g., consumer spending, housing markets etc.)The different economic perspectives that influenced the decisions.What was the impact on stability and variability?What impact might government requirements regarding down payments have on potential homeowners?Did the Canadian and Ontario governments make the correct decision, from an economic perspective? Evaluatesinh(4x)dx.sinh(4x)dx=___ in what era did the founding of Jamestown happen?Colonial EraEarly RepublicAntebellum EraIndustrial AgeThe Progressive EraEarly Cold WarLate Cold War A student made a model of a eukaryotic cell using theresealable plastic bag shown. She placed a golf ball insidethe bagThe bag represents the flexible outermost boundary of a cell. Which part of acell is most likely represented by the ball?A. Cell membrane B. Nucleus C. Cytoplasm D. Cell wall On January 3, Halsall Corporation purchased 1,800 shares of the company's $1 par value common stock as treasury stock, paying cash of $ 8 per share. On January 30, Halsall sold 1,200 shares of the treasury stock for cash of $9 per share. Journalize these transactions. Claude wants to improve his agility skills. What is the LEAST helpful exercise for him to reach this goal?A. wall sitsB. high-knee drillsC. lateral jumpsD. shuttle runs Use the diagram to answer the following question.Which level of organization is represented by the illustration?populationorganismcommunityecosystem A4.00-kg box sits on a ramp that is inclined at 30above the horizontal.The coefficient of kinetic friction between the box and the ramp is uk=0.32.What horizontal force is required to move the box up the incline with a constantacceleration of 3.0m/s2? last year delightful desserts had a quick ratio of 1.8, a current ratio of 4.0, an inventory turnover of 7, total current assets of $180,000, and cash and equivalents of $28,000. if the cost of goods sold equaled 80 percent of sales, what were bailey's annual sales and days' sales outstanding (dso)? assume there are 360 days in a year. round your answer for annual sales to the nearest dollar and answer for dso to one decimal place. A plastic alphabet cube is 7 cm on each side. What is the surface area of the cube? 5. What is the difference between internal conflict and external conflict? What is TRUE about people throughout the world living with HIV?There are more than 35 million of them.Their life expectancy is very short.They are mostly gay men and IV drug users.Almost everyone who needs anti-HIV medications has access to them. Question 2 (Each part is 10 points) The demand for a commodity is given by Q = Bo + BP + u, where Q denotes quantity, P denotes price, and u denotes factors other than price that determine demand. Supply for the commodity is given by Q=Yo + YP+ v, where v denotes factors other than price that deter- mine supply. Suppose that u and v both have a mean of zero, have variances o and o, and are mutually uncorrelated. a. Solve the two simultaneous equations to show how Q and P depend on u and v. b. Derive the means of P and Q. c. 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