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Andrew [12]
3 years ago
12

• What advantage does a circuit-switched network have over a packet-switched network? What advantages does TDM have over FDM in

a circuit-switched network? g
Computers and Technology
1 answer:
lions [1.4K]3 years ago
4 0

Answer:

Advantages of both circuit switched networks and TDM are given below:

Explanation:

Advantages of circuit switched network over packet switched network:

  • Circuit switched network has the advantage of being physically connected and having a dedicated channel for communication between the sender and the receiver which also makes it more reliable. Packet switched networks do not have a dedicated channel hence, they are not that reliable.
  • Circuit switched networks are used for voice calls because there is no timing jitter or delay in these types of networks while packet switched networks do not offer this advantage.

Advantages of TDM over FDM in a circuit switched network:

  • TDM is time division multiplexing i.e. multiple information is sent in different time intervals but on the same frequency. While FDM sends information using different frequencies. So, the advantage of using TDM is that the information will be sent from the sender to the receiver using only a single frequency.
  • Using TDM, bandwidth is saved because it only sends information on a single frequency unlike FDM.
  • In TDM, there is low chance of interference between signals since they are sent in different time intervals from the sender to the receiver. While FDM has a higher chance of interference.
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Five year ago, Amit was three times as old as Arman. Ten years later Amit would be twice as old as Arman. How old is Arman now? 
RideAnS [48]
Answer: 50
Explanation: let amit's current age = a and armaan's current age be b.
(a-5) = 3* (b-5)
i.e. a= 3b-10 -(i)
10 years later,
(a+10) = 2(b+10)
i.e. a=2b+10 -(ii)
From eqn (i) and (ii),
b=20,
and a=50
8 0
2 years ago
Read 2 more answers
This loop is a good choice when you know how many times you want the loop to iterate in advance of entering the loop.1. do-while
Luba_88 [7]

Answer:

Option 3 is the correct answer.

Explanation:

  • In c, c++ or Java programming language, The for loop takes three parameters in which first is an initialization, second is condition check and the third is an increment. None of the other loop (except for loop) takes three parameters. The other loop takes only one parameter and that is the condition check.
  • So when a user knows about the times of iteration then it is a good choice to use the for loop but when the person does not know about the times of iteration if the loop. It means the iteration of the loop is based on the condition then it is a good choice to chose while or Do-while loop.
  • The above question wants to ask which loop for a user can best if he familiar with the iteration of the loop then the answer is for loop which is started from option 3. Hence Option 3 is the correct answer while the other is not because--
  1. Option 1 states about the do-while loop which takes condition only.
  2. Option 2 states about the while loop which also takes condition only.
  3. Option 4 states about the infinite loop which is not any loop.
  4. Option 5 states about none of these which is not correct because option 3 is the correct answer.

6 0
3 years ago
You have instructed all administrators to disable all nonessential ports on servers at their sites. why are nonessential protoco
wlad13 [49]

The reason nonessential protocols are a security issue that you should be concerned about is that: A. nonessential ports provide additional areas of attack.

<h3>What is information security?</h3>

Information security can be defined as a preventive practice which is typically used to protect an information system (IS) that use, store or transmit information, from potential theft, attack, damage, or unauthorized access, especially through the use of a body of technologies, encryption, frameworks, processes and network engineers.

In Cyber security, the reason nonessential protocols are a security issue that an end user should be concerned about is that nonessential ports would provide additional areas of attack because all protocols have weaknesses based on the principle of least privilege.

Read more on information security here: brainly.com/question/14286078

#SPJ1

Complete Question:

You have instructed all administrators to disable all nonessential ports on servers at their sites. Why are nonessential protocols a security issue that you should be concerned about?

Nonessential ports provide additional areas of attack.

Nonessential ports can't be secured.

Nonessential ports require more administrative effort to secure.

3 0
1 year ago
On the first line, place your name in a comment. Create a program that does the following: Take in three integer numbers from th
Helen [10]

Answer and Explanation:

//buchi

Var firstNumber=prompt("please enter first number");

Var secondNumber=prompt("please enter second number");

Var thirdNumber=prompt("please enter third number");

Var numberTotal=firstNumber+secondNumber+thirdNumber;

Function calculateNumbers(){

return numberTotal;

return int(numberTotal/3);

return firstNumber*secondNumber*thirdNumber;}

Console.log(calculateNumbers());

8 0
3 years ago
What specific job usually includes the important pre-production step of making the
Nataly [62]

Answer:

B. assistant director

Explanation:

Filmmaking can be defined as the art or process of directing and producing a movie for viewing in cinemas or television. The process of making a movie comprises of five (5) distinct phases and these are;

1. Development.

2. Pre-production.

3. Production.

4. Post-production.

5. Distribution.

An assistant director can be defined as an individual who is primarily saddled with the responsibility of reviewing and making script-breakdown, making daily call sheets of the crew, arranging logistics, and tracking the film production schedule. Also, an assistant director normally functions in the pre-production process of a movie and are expected to work closely with the director and other crew members, so as to understand their requirements or needs.

Hence, an assistant director is a specific job that usually includes the important pre-production step of making the script breakdown.

6 0
3 years ago
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