Peer-to-Peer Protocols And Local Area Networks - W
Peer-to-Peer Protocols and Local Area Networks - W
Exam (elaborations)
Peer-to-Peer Protocols and Local Area Networks - Week 2
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Peer-to-Peer Protocols and Local Area Networks - W
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Peer-to-Peer Protocols And Local Area Networks - W
Peer-to-Peer Protocols and Local Area Networks - Week 2
Perform the bit stuffing procedure for the following binary sequence: . What
is the outcome?
a,
b, 00
c,
d, None of the above a
Perform bit de-stuffing for the following sequence: .
a,
b,
c,
d, None of the above a
...
Peer-to-Peer Protocols and Local Area Networks - W
Peer-to-Peer Protocols and Local Area Networks - W
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Peer-to-Peer Protocols and Local Area Networks - Week 2
Perform the bit stuffing procedure for the following binary sequence: 1101111111011111110101. What
is the outcome?
a, 110111110110111110110101
b, 110111111101111111010100
c, 0010000000100000001010
d, None of the above ✅a
Perform bit de-stuffing for the following sequence: 11101111101111100111110.
a, 11101111111111011111
b, 00010000010000011000001
c, 11100111111110011111
d, None of the above ✅a
PPP is a data link protocol for point-to-point lines in Internet. Its framing is based on which of the
following?
a, Byte stuffing
b, Bit stuffing
c, Word stuffing
d, None of the above
**PPP uses character-based frame synchronization method that is based on byte stuffing. ✅a
HDLC is another data link control protocol widely in use. Its framing is based on which of the following?
, a, Byte stuffing
b, Bit stuffing
c, Word stuffing
d, None of the above
** HDLC provides a rich set of standards for operating a data link over bit synchronous physical layers,
which is based on bit stuffing. ✅b
Which of following statements are true for HDLC?
a, supports various data transfer modes
b, supports multi-point links and point to point links
c, implements error control and flow control mechanisms
d, All of the above ✅d
In PPP authentication, which of the following is true for Challenge-Handshake Authentication Protocol
(CHAP)
a, Initiator must send ID and password
b, Authenticator can reissue challenge during session
c, Initiator and authenticator share a secret key
d, After several attempts, LCP closes link ✅bc
In error detection and loss recovery, which of the following statement is correct
a, Frames may undergo errors in transmission
b, CRCs detect errors and such frames treated as lost
c, Frames lost due to loss-of-synchronization or receiver buffer overflow
d, All of the above ✅d
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