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ECE-PC 321 Data Communication & Networking - Introduction to Data Communications

10 Questions

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ECE-PC 321 Data Communication & Networking - Introduction to Data Communications

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Questions and Answers

What is a disadvantage of digital transmission mentioned in the text?

Requires more cable than other topologies

Single defective node can take down the network

Requires system synchronization (correct)

Higher management costs

Which term refers to a theoretical measure of how much data could be transferred from source to destination?

Latency

Terminology bandwidth (correct)

Throughput

Network topologies

What does throughput measure according to the text?

Amount of data successfully transferred (correct)

Security needs

Time delay between sending and receiving information

Connection to other networks

In network topology, what is the purpose of a terminator in a bus topology?

Absorbs signal to prevent reflection Signup and view all the answers

What is an advantage of a ring topology over a bus topology?

Easier to expand the network Signup and view all the answers

What characterizes a star topology in a network?

Multiple nodes attached to a central device Signup and view all the answers

What is a key advantage of star topology compared to other topologies?

Start-up costs are much lower Signup and view all the answers

In a star-bus hybrid topology, what does the backbone enable?

High-speed communication Signup and view all the answers

What is the main characteristic of a mesh topology?

Every node is connected to every other node in the network Signup and view all the answers

What does fault tolerance refer to in mesh topology?

Nodes can still communicate if link breaks occur Signup and view all the answers