Podcast
Questions and Answers
HDLC frame structure uses ______ transmission of frames.
HDLC frame structure uses ______ transmission of frames.
synchronous
In HDLC, ______ Fields are used to delimit a frame at both ends.
In HDLC, ______ Fields are used to delimit a frame at both ends.
Flag
In HDLC, ______ stuffing is used to avoid confusion with data containing the flag sequence.
In HDLC, ______ stuffing is used to avoid confusion with data containing the flag sequence.
Bit
In HDLC, the ______ Field identifies the secondary station that sent or will receive a frame.
In HDLC, the ______ Field identifies the secondary station that sent or will receive a frame.
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HDLC Operation consists of exchange of information, supervisory and unnumbered frames have three phases : initialization by either side, set mode & seq ______ transfer with flow and error control using both I & S-frames.
HDLC Operation consists of exchange of information, supervisory and unnumbered frames have three phases : initialization by either side, set mode & seq ______ transfer with flow and error control using both I & S-frames.
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In HDLC, flow and error control are piggybacked on ______ frames.
In HDLC, flow and error control are piggybacked on ______ frames.
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Frame Check Sequence Field (FCS) is used for ______ detection.
Frame Check Sequence Field (FCS) is used for ______ detection.
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In HDLC's Normal Response Mode, the primary station ______ the transfer.
In HDLC's Normal Response Mode, the primary station ______ the transfer.
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In HDLC, ______ frames are used to solicit response from peer.
In HDLC, ______ frames are used to solicit response from peer.
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In HDLC, the ______ bit is set to 1 to indicate response to soliciting command.
In HDLC, the ______ bit is set to 1 to indicate response to soliciting command.
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HDLC protocols are used for ______ control and error control.
HDLC protocols are used for ______ control and error control.
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HDLC introduced the need for ______ link protocols to handle flow control and error control.
HDLC introduced the need for ______ link protocols to handle flow control and error control.
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Data Link Control Protocols need a layer of logic above ______ to manage exchange of data over a link.
Data Link Control Protocols need a layer of logic above ______ to manage exchange of data over a link.
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Flow Control ensures the ______ entity does not overwhelm the receiving entity.
Flow Control ensures the ______ entity does not overwhelm the receiving entity.
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In Stop and Wait protocol, the source waits for ______ before sending the next frame.
In Stop and Wait protocol, the source waits for ______ before sending the next frame.
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Sliding Windows Flow Control allows multiple ______ frames to be in transit.
Sliding Windows Flow Control allows multiple ______ frames to be in transit.
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If the receiver's buffer is full, it can stop the flow by not sending ______.
If the receiver's buffer is full, it can stop the flow by not sending ______.
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The transmission time and propagation time influence ______ control.
The transmission time and propagation time influence ______ control.
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When the receiver gets a damaged frame i, it rejects frame i and the transmitter ______ frames from i.
When the receiver gets a damaged frame i, it rejects frame i and the transmitter ______ frames from i.
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If the transmitter times out, it sends ack with ______ bit set.
If the transmitter times out, it sends ack with ______ bit set.
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In Go Back N protocol, the whole sequence of frames is ______ from the damaged frame.
In Go Back N protocol, the whole sequence of frames is ______ from the damaged frame.
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Selective Reject protocol only ______ rejected frames are retransmitted.
Selective Reject protocol only ______ rejected frames are retransmitted.
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Receiver can ACK frames without permitting further transmission by sending a ______ Not Ready.
Receiver can ACK frames without permitting further transmission by sending a ______ Not Ready.
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If the transmitter has a timeout, it will ______ the frame if no ACK is received within the timeout.
If the transmitter has a timeout, it will ______ the frame if no ACK is received within the timeout.
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In HDLC protocol, ______ stations control the operation of the link.
In HDLC protocol, ______ stations control the operation of the link.
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Automatic Repeat Request (ARQ) is a collective name for error control mechanisms, including ______ and Wait and Go Back N.
Automatic Repeat Request (ARQ) is a collective name for error control mechanisms, including ______ and Wait and Go Back N.
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The receiver must maintain a large enough buffer in Selective Reject protocol to ______ retransmission.
The receiver must maintain a large enough buffer in Selective Reject protocol to ______ retransmission.
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In the Sliding Window protocol, the sequence number is bounded by the size of the field (______).
In the Sliding Window protocol, the sequence number is bounded by the size of the field (______).
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The receiver gets two copies of the frame and uses ______ numbering and ACK0/ACK1 to resolve the issue.
The receiver gets two copies of the frame and uses ______ numbering and ACK0/ACK1 to resolve the issue.
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If the ACK is damaged, the transmitter will not recognize it and will ______ the frame.
If the ACK is damaged, the transmitter will not recognize it and will ______ the frame.
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