Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q641: In ATM, what does QoS stand for?
- A: Quality of Signals
- B: Quantity of Services
- C: Quality of Service
- D: Queue of Sockets
View Answer
C
Q642: A typical voice call requires a throughput of ________.
- A: 64 kbps
- B: 2 Mbps
- C: 1 Gbps
- D: 512 kbps
View Answer
A
Q643: Which QoS type is suitable for audio and video with fixed rates?
- A: VBR
- B: CBR
- C: ABR
- D: SBR
View Answer
B
Q644: Which QoS type is best for compressed audio and video?
- A: CBR
- B: ABR
- C: VBR
- D: VCR
View Answer
C
Q645: Which QoS type is appropriate for bursty data applications?
- A: ABR
- B: VBR
- C: CBR
- D: UBR
View Answer
A
Q646: ATM switches communicate to choose appropriate ________ during connection setup.
- A: Paths
- B: Addresses
- C: VPI/VCI
- D: Port numbers
View Answer
C
Q647: The ATM forwarding table is indexed using ________.
- A: Port number
- B: Header size
- C: VPI/VCI
- D: Cell type
View Answer
C
Q648: Cells arriving at a switch are sent out via ________.
- A: Input ports
- B: Output ports
- C: Random paths
- D: Virtual routers
View Answer
B
Q649: ATM switches must have ________ forwarding tables to form a meaningful path.
- A: Independent
- B: Coordinated
- C: Static
- D: Dynamic
View Answer
B
Q650: If a destination rejects an SVC setup, an ________ is sent back.
- A: ACK
- B: Error message
- C: Termination request
- D: Connection packet
View Answer
B