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Networking Technologies Overview

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Questions and Answers

What is the main advantage of circuit-switched networks?

Ability to dynamically route around network congestion

Guaranteed bandwidth and low latency for real-time applications (correct)

Efficient use of network resources through statistical multiplexing

Lower infrastructure costs due to shared links

What is the main advantage of packet-switched networks?

Ability to prioritize certain types of traffic

More efficient use of network resources (correct)

Guaranteed quality of service for all traffic

Reduced network congestion and latency

What is multiplexing?

The process of combining multiple digital signals into a single signal over a shared medium

The division of a communication channel into multiple logical channels

The technique of transmitting multiple signals simultaneously over a single communication channel

All of the above (correct)

What is an internet exchange point?

A physical location where different internet service providers interconnect their networks Signup and view all the answers

What is the difference between T1 and E1 lines?

Both a and c are correct Signup and view all the answers

What technology allows for multiple signals to be transmitted simultaneously over the same communication channel?

Multiplexing Signup and view all the answers

In terms of network access, what distinguishes VDSL (Very high bit-rate Digital Subscriber Line) from other technologies?

High-speed data transmission over short distances Signup and view all the answers

How does ATM (Asynchronous Transfer Mode) differ from Ethernet in terms of network communication?

ATM uses connection-oriented communication, while Ethernet is connectionless Signup and view all the answers

What is the primary difference between IP (Internet Protocol) and MPLS (Multiprotocol Label Switching) routing techniques?

MPLS allows for faster packet forwarding based on labels, unlike IP routing Signup and view all the answers

What are the characteristics typically associated with an ISDN PRI (Primary Rate Interface) link?

Support for multiple voice and data channels over a single line Signup and view all the answers