Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 162
Q2361:
Fill in the blank: PPP supports _______ for breaking and reassembling packets across multiple links.
A. Link splitting
B. Multilink PPP
C. Sequence tracking
D. Frame stacking
Correct Answer:
B
Chapter: 162
Q2362:
Which of the following is NOT provided by PPP?
A. Authentication
B. Sequence numbering
C. Framing
D. Link establishment
Correct Answer:
B
Chapter: 162
Q2363:
Which of the following services is excluded from PPP?
A. Error detection
B. Framing
C. Flow control
D. Authentication
Correct Answer:
C
Chapter: 162
Q2364:
PPP provides which of the following mechanisms for verifying users?
A. Data encryption
B. Authentication
C. Flow control
D. Header compression
Correct Answer:
B
Chapter: 162
Q2365:
What is the purpose of CRC in PPP?
A. To correct transmission errors
B. To detect transmission errors
C. To improve flow
D. To encrypt packets
Correct Answer:
B
Chapter: 162
Q2366:
Which feature makes PPP suitable for simple point-to-point communication?
A. Absence of sequence numbering
B. Use of IPv6 headers
C. Packet fragmentation
D. IP tunneling
Correct Answer:
A
Chapter: 162
Q2367:
Fill in the blank: PPP lacks _______ to reduce complexity in protocol design.
A. authentication
B. error detection
C. sequence numbering
D. CRC
Correct Answer:
C
Chapter: 162
Q2368:
Which service listed below is NOT part of PPP’s included features?
A. Multilink support
B. Sequence numbering
C. Authentication
D. Framing
Correct Answer:
B
Chapter: 162
Q2369:
Which of the following describes how PPP handles error correction?
A. It uses acknowledgment and retransmission
B. It ignores error correction but uses CRC for detection
C. It uses parity bits
D. It discards corrupted frames automatically
Correct Answer:
B
Chapter: 162
Q2370:
What type of communication does PPP enable between two nodes?
A. Multicast
B. Broadcast
C. Point-to-point
D. Loopback
Correct Answer:
C
Chapter: 162
Q2371:
Which of the following services is optional and may be used in PPP for user identity verification?
A. Error correction
B. Flow control
C. Authentication
D. Framing
Correct Answer:
C
Chapter: 162
Q2372:
Which of the following would NOT be used in a PPP connection setup?
A. Link establishment
B. Authentication
C. Address configuration
D. Flow control
Correct Answer:
D
Chapter: 163
Q2373:
Which protocol is widely used for point-to-point Internet access?
A. HDLC
B. PPP
C. TCP
D. FTP
Correct Answer:
B
Chapter: 163
Q2374:
PPP is primarily used at which layer of the OSI model?
A. Transport layer
B. Network layer
C. Data-link layer
D. Application layer
Correct Answer:
C
Chapter: 163
Q2375:
Fill in the blank: Millions of users use PPP to connect their computers to ______.
A. the power grid
B. a wireless printer
C. the Internet Service Provider
D. a Bluetooth device
Correct Answer:
C
Chapter: 163
Q2376:
Which of the following best describes the PPP frame format?
A. Bit-oriented
B. Block-oriented
C. Character-oriented
D. Field-oriented
Correct Answer:
C
Chapter: 163
Q2377:
Fill in the blank: PPP uses a _______ frame structure.
A. block-based
B. character-oriented
C. bit-based
D. string-oriented
Correct Answer:
B
Chapter: 163
Q2378:
What is the key role of PPP at the data-link layer?
A. Manage power delivery
B. Manage logical addressing
C. Control and manage data transfer
D. Encrypt data packets
Correct Answer:
C
Chapter: 163
Q2379:
Which of the following is NOT a use of PPP?
A. Connecting home computers to ISPs
B. Data transmission over serial links
C. Point-to-point communication
D. Wireless broadcast
Correct Answer:
D
Chapter: 163
Q2380:
What makes PPP suitable for point-to-point access in the Internet?
A. Simple configuration
B. IPv4 exclusive support
C. Character-based encryption
D. Byte skipping
Correct Answer:
A