Question 1

In sliding window, if the window size is 63, what is the range of sequence numbers?

Accepted Answer

A) 0 to 63 
B) 0 to 64 
C) 1 to 63 
D) 1 to 64 
A) 0 to 63 
B) 0 to 64 
C) 1 to 63 
D) 1 to 64 A

Question 2

A simple parity-check code can detect __________ errors.

Accepted Answer

A) an even-number of 
B) two 
C) no errors 
D) an odd-number of 
A) an even-number of 
B) two 
C) no errors 
D) an odd-number of D

Question 3

In ________ protocols, we use ________.

Accepted Answer

A) byte-oriented; bit stuffing 
B) character-oriented; bit stuffing 
C) bit-oriented; bit stuffing 
D) none of the above 
A) byte-oriented; bit stuffing 
B) character-oriented; bit stuffing 
C) bit-oriented; bit stuffing 
D) none of the above C

Question 4

In ________ framing, we need a delimiter (flag) to define the boundary of two frames.

Accepted Answer

A) fixed-size 
B) variable-size 
C) standard 
D) none of the above 
A) fixed-size 
B) variable-size 
C) standard 
D) none of the above

Question 5

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 ______.

Accepted Answer

A) header 
B) trailer 
C) flag 
D) none of the above 
A) header 
B) trailer 
C) flag 
D) none of the above

Question 6

For Stop-and-Wait ARQ, for 10 data packets sent, _______ acknowledgments are needed.

Accepted Answer

A) exactly 10 
B) less than 10 
C) more than 10 
D) none of the above 
A) exactly 10 
B) less than 10 
C) more than 10 
D) none of the above

Question 7

_______ control refers to a set of procedures used to restrict the amount of data that the sender can send before waiting for acknowledgment.

Accepted Answer

A) Flow 
B) Error 
C) Transmission 
D) None of the above 
A) Flow 
B) Error 
C) Transmission 
D) None of the above

Question 8

In a Go-Back-N ARQ, if the window size is 63, what is the range of sequence numbers?

Accepted Answer

A) 0 to 63 
B) 0 to 64 
C) 1 to 63 
D) 1 to 64 
A) 0 to 63 
B) 0 to 64 
C) 1 to 63 
D) 1 to 64

Question 9

In _______ framing, there is no need for defining the boundaries of frames.

Accepted Answer

A) fixed-size 
B) variable-size 
C) standard 
D) none of the above 
A) fixed-size 
B) variable-size 
C) standard 
D) none of the above

Question 10

Flow control is needed to prevent

Accepted Answer

A) Bit errors 
B) Overflow of sender buffer 
C) Overflow of receiver buffer 
D) Collision 
A) Bit errors 
B) Overflow of sender buffer 
C) Overflow of receiver buffer 
D) Collision

Question 11

Bit stuffing means adding an extra 0 to the data section of the frame when there is a sequence of bits with the same pattern as the ________.

Accepted Answer

A) Header 
B) Trailer 
C) Flag 
D) None of the above 
A) Header 
B) Trailer 
C) Flag 
D) None of the above

Question 12

HDLC is an acronym for _______.

Accepted Answer

A) High-duplex line communication 
B) High-level data link control 
C) Half-duplex digital link combination 
D) Host double-level circuit 
A) High-duplex line communication 
B) High-level data link control 
C) Half-duplex digital link combination 
D) Host double-level circuit

Question 13

_______ in the data link layer separates a message from one source to a destination, or from other messages going from other sources to other destinations.

Accepted Answer

A) Digitizing 
B) Controlling 
C) Framing 
D) none of the above 
A) Digitizing 
B) Controlling 
C) Framing 
D) none of the above

Question 14

In Go-Back-N ARQ, if frames 4, 5, and 6 are received successfully, the receiver may send an ACK _______ to the sender.

Accepted Answer

A) 5 
B) 6 
C) 7 
D) any of the above 
A) 5 
B) 6 
C) 7 
D) any of the above

Question 15

In a linear block code, the _______ of any two valid codewords creates another valid codeword

Accepted Answer

A) XORing 
B) ORing 
C) ANDing 
D) none of the above 
A) XORing 
B) ORing 
C) ANDing 
D) none of the above

Question 16

In a _________ protocol, the data section of a frame is a sequence of bits.

Accepted Answer

A) byte-oriented 
B) bit-oriented 
C) either (a) or (b) 
D) none of the above 
A) byte-oriented 
B) bit-oriented 
C) either (a) or (b) 
D) none of the above

Question 17

Regulation of the rate of transmission of data frames is known as

Accepted Answer

A) Line discipline 
B) Data rate control 
C) Flow control 
D) Switch control 
A) Line discipline 
B) Data rate control 
C) Flow control 
D) Switch control

Question 18

A timer is set when _____________is sent.

Accepted Answer

A) Packet 
B) ACK 
C) NAK 
D) All 
A) Packet 
B) ACK 
C) NAK 
D) All

Question 19

In _________ protocols, we use ________.

Accepted Answer

A) character-oriented; byte stuffing 
B) character-oriented; bit stuffing 
C) bit-oriented; character stuffing 
D) none of the above 
A) character-oriented; byte stuffing 
B) character-oriented; bit stuffing 
C) bit-oriented; character stuffing 
D) none of the above

Question 20

Data link control deals with the design and procedures for ______ communication.

Accepted Answer

A) node-to-node 
B) host-to-host 
C) process-to-process 
D) none of the above 
A) node-to-node 
B) host-to-host 
C) process-to-process 
D) none of the above

In sliding window, if the window size is 63, what is the range of sequence numbers?

A simple parity-check code can detect __________ errors.

In protocols, we use .

In ________ framing, we need a delimiter (flag) to define the boundary of two frames.

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 ______.

For Stop-and-Wait ARQ, for 10 data packets sent, _______ acknowledgments are needed.

_______ control refers to a set of procedures used to restrict the amount of data that the sender can send before waiting for acknowledgment.

In a Go-Back-N ARQ, if the window size is 63, what is the range of sequence numbers?

In _______ framing, there is no need for defining the boundaries of frames.

Flow control is needed to prevent

Bit stuffing means adding an extra 0 to the data section of the frame when there is a sequence of bits with the same pattern as the ________.

HDLC is an acronym for _______.

_______ in the data link layer separates a message from one source to a destination, or from other messages going from other sources to other destinations.

In Go-Back-N ARQ, if frames 4, 5, and 6 are received successfully, the receiver may send an ACK _______ to the sender.

In a linear block code, the _______ of any two valid codewords creates another valid codeword

In a _________ protocol, the data section of a frame is a sequence of bits.

Regulation of the rate of transmission of data frames is known as

A timer is set when _____________is sent.

In _ protocols, we use .

Data link control deals with the design and procedures for ______ communication.

Communication Exchange and Network Topologies

Networking and Physical Layer Protocols

Data Link and Network

Tcpip, Routing Tables, and Addressing

Network Layer and IP Addressing

Understanding Transport Layer Protocols and UDP

Cryptography and Network Protocols

Filters

Exam 3: Data Link Layer and Error Control Protocols

In sliding window, if the window size is 63, what is the range of sequence numbers?

A simple parity-check code can detect __________ errors.

In ________ protocols, we use ________.

In ________ framing, we need a delimiter (flag) to define the boundary of two frames.

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 ______.

For Stop-and-Wait ARQ, for 10 data packets sent, _______ acknowledgments are needed.

_______ control refers to a set of procedures used to restrict the amount of data that the sender can send before waiting for acknowledgment.

In a Go-Back-N ARQ, if the window size is 63, what is the range of sequence numbers?

In _______ framing, there is no need for defining the boundaries of frames.

Flow control is needed to prevent

Bit stuffing means adding an extra 0 to the data section of the frame when there is a sequence of bits with the same pattern as the ________.

HDLC is an acronym for _______.

_______ in the data link layer separates a message from one source to a destination, or from other messages going from other sources to other destinations.

In Go-Back-N ARQ, if frames 4, 5, and 6 are received successfully, the receiver may send an ACK _______ to the sender.

In a linear block code, the _______ of any two valid codewords creates another valid codeword

In a _________ protocol, the data section of a frame is a sequence of bits.

Regulation of the rate of transmission of data frames is known as

A timer is set when _____________is sent.

In _________ protocols, we use ________.

Data link control deals with the design and procedures for ______ communication.

Communication Exchange and Network Topologies

Networking and Physical Layer Protocols

Data Link and Network

Tcpip, Routing Tables, and Addressing

Network Layer and IP Addressing

Understanding Transport Layer Protocols and UDP

Cryptography and Network Protocols

Filters

In protocols, we use .

In _ protocols, we use .