Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q611: In connection-oriented service, what happens if the called party doesn't answer?
- A: Connection is established
- B: Caller retries immediately
- C: Caller gives up after timeout
- D: Data is sent anyway
View Answer
C
Q612: Which fields in ATM header are used to identify the cell's destination?
- A: CRC and PRIO
- B: VPI and VCI
- C: TTL and Protocol
- D: ID and Flag
View Answer
B
Q613: Which of the following resembles how connection-oriented networking works?
- A: SMS messaging
- B: Postal mail
- C: Telephone call
- D: Email
View Answer
C
Q614: In data communications, each party in a connection receives a ________.
- A: User name
- B: Binary connection identifier
- C: Digital certificate
- D: Connection time
View Answer
B
Q615: What do engineers sometimes refer to as the “cell tax” in ATM?
- A: Data field
- B: Header information
- C: Traffic shaping
- D: CRC check
View Answer
B
Q616: Which of the following is TRUE about ATM?
- A: It uses large variable packets
- B: It uses small fixed-sized packets
- C: It only supports video
- D: It uses MAC addressing
View Answer
B
Q617: ATM uses cells that are how many bytes long?
- A: 53
- B: 512
- C: 48
- D: 64
View Answer
A
Q618: ATM header contains how many bytes?
- A: 5
- B: 8
- C: 10
- D: 3
View Answer
A
Q619: Which part of the ATM cell carries the actual data?
- A: Header
- B: CRC
- C: Octet
- D: Data field
View Answer
D
Q620: ATM allows ________ connections using virtual paths and virtual channels.
- A: Physical
- B: Temporary
- C: Electrical
- D: Logical
View Answer
D