Header of a frame generally contains
All Options are Correct
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frame identifier
addresses
synchronization bytes
Category: Computer Science
When 2 or more bits in a data unit has been changed during the transmission, the error iscalled
When 2 or more bits in a data unit has been changed during the transmission, the error iscalled
burst error
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random error
inverted error
None of the Option is Correct
CRC stands for
CRC stands for
cyclic redundancy check
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code repeat check
code redundancy check
yclic repeat check
Which one of the following is a data link protocol?
Which one of the following is a data link protocol?
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HDLC
point to point protocol
Ethernet
The technique of temporarily delaying outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called
The technique of temporarily delaying outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called
piggybacking
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cyclic redundancy check
fletcher’s checksum
None of the Option is Correct
The data link layer takes the packets from _____ and encapsulates them into frames fortransmission.
The data link layer takes the packets from _____ and encapsulates them into frames fortransmission.
network layer
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physical layer
transport layer
application layer
When a primary device wants to send data to a secondary device, it needs to first send _______ frame.
When a primary device wants to send data to a secondary device, it needs to first send _______ frame.
ENQ
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SEL
Poll
ACK
Byte stuffing means adding a special byte to the data section of the frame when there is a character with the same pattern as the ______.
Byte stuffing means adding a special byte to the data section of the frame when there is a character with the same pattern as the ______.
flag
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trailer
header
None of the Option is Correct
In _________ protocols, we use ________.
In _________ protocols, we use ________.
character-oriented; byte stuffing
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character-oriented; bit stuffing
bit-oriented; character stuffing
None of the Option is Correct
In a _________ protocol, the data section of a frame is a sequence of bits.
In a _________ protocol, the data section of a frame is a sequence of bits.
bit-oriented
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byte-oriented
Both
None of the Option is Correct