Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q621: ATM provides _______ service with a single infrastructure.
- A: Voice only
- B: Packet switching
- C: Universal
- D: TCP-based
View Answer
C
Q622: The virtual circuit in ATM is made using ________.
- A: Hardware switches
- B: Actual wires
- C: Memory tables in switches
- D: Optical fibers
View Answer
C
Q623: ATM’s cell structure contains a ______ octet data field and a ______ octet header.
- A: 48, 5
- B: 53, 10
- C: 32, 21
- D: 40, 8
View Answer
A
Q624: The term ______ is used when packet delays vary over time.
- A: Jitter
- B: Latency
- C: Bandwidth
- D: Overhead
View Answer
A
Q625: Each ATM cell is ________ in size.
- A: variable
- B: fixed
- C: bursty
- D: large
View Answer
B
Q626: ATM was developed to combine the benefits of ______.
- A: Wi-Fi and Ethernet
- B: LANs and WANs
- C: TCP and UDP
- D: Switches and Routers
View Answer
B
Q627: ATM uses connection identifiers to allow communication between ______.
- A: telco providers
- B: routers and modems
- C: communicating parties
- D: network layers
View Answer
C
Q628: What does an ATM switch use to forward a cell?
- A: IP address
- B: Port number
- C: Forwarding table
- D: Routing algorithm
View Answer
C
Q629: What is the function of VPI/VCI in an ATM network?
- A: Encrypts the cell
- B: Identifies the destination
- C: Compresses data
- D: Filters packets
View Answer
B
Q630: The process of changing the VPI/VCI at each switch in ATM is known as ________.
- A: Label printing
- B: Label rewriting
- C: Label filtering
- D: Label forwarding
View Answer
B