Question 1

When a TCP connection is initiated,the sequence number of the first datagram is _____.

Accepted Answer

A) 1 
B) a randomly chosen number 
C) Either A or B 
D) None of the above 
A) 1 
B) a randomly chosen number 
C) Either A or B 
D) None of the above B

Question 2

A communication socket or Internet socket is defined by an)_____.

Accepted Answer

A) IP address 
B) port address 
C) IP address and port address together 
D) None of the above 
A) IP address 
B) port address 
C) IP address and port address together 
D) None of the above C

Question 3

The advantages of UDP include _____.

Accepted Answer

A) it can be faster than TCP 
B) it is simpler than TCP 
C) it is suitable for multi-media applications 
D) it is as reliable as TCP 
A) it can be faster than TCP 
B) it is simpler than TCP 
C) it is suitable for multi-media applications 
D) it is as reliable as TCP D

Question 4

A TCP segment with sequence number 1,000 has a length of 350 Bytes.The next segment in the sequence will have a sequence number of _____.

Accepted Answer

A) 1000 
B) 1001 
C) 1350 
D) 1351 
A) 1000 
B) 1001 
C) 1350 
D) 1351

Question 5

Multiplexing at the transport layer enables _____.

Accepted Answer

A) multiple applications on the host to share a common network connection 
B) multiple hosts to share a common physical medium 
C) Both of the above 
D) None of the above 
A) multiple applications on the host to share a common network connection 
B) multiple hosts to share a common physical medium 
C) Both of the above 
D) None of the above

Question 6

Optimizing the transmission rate in TCP to minimize lost packets is called _____.

Accepted Answer

A) reliability 
B) flow control 
C) multiplexing 
D) segmentation 
E) connection establishment 
A) reliability 
B) flow control 
C) multiplexing 
D) segmentation 
E) connection establishment

Question 7

TCP assigns a sequence number to every byte of data to _____.

Accepted Answer

A) enable better detection of bit-level errors 
B) enable the receiver to acknowledge partial datagrams 
C) simplify counting of segments 
D) None of the above 
A) enable better detection of bit-level errors 
B) enable the receiver to acknowledge partial datagrams 
C) simplify counting of segments 
D) None of the above

Question 8

The advantages of segmentation in TCP include _____.

Accepted Answer

A) reduction in the likelihood of errors in each datagram 
B) reduction in the amount of rework if a datagram is lost 
C) simplification of router hardware 
D) All of the above 
A) reduction in the likelihood of errors in each datagram 
B) reduction in the amount of rework if a datagram is lost 
C) simplification of router hardware 
D) All of the above

Question 9

The window size field in TCP specifies the _____.

Accepted Answer

A) amount of data the receiver is capable of processing 
B) amount of data the sender is capable of processing 
C) size of the window in the data center where the sender is located 
D) sequence number of the last received datagram 
A) amount of data the receiver is capable of processing 
B) amount of data the sender is capable of processing 
C) size of the window in the data center where the sender is located 
D) sequence number of the last received datagram

Question 10

Ensuring that TCP recovers from lost and duplicate packets is called _____.

Accepted Answer

A) reliability 
B) flow control 
C) multiplexing 
D) segmentation 
E) connection establishment 
A) reliability 
B) flow control 
C) multiplexing 
D) segmentation 
E) connection establishment

Question 11

The standard ports in TCP are port numbers in the range _____.

Accepted Answer

A) 1 - 1,023 
B) 1 - 100 
C) 1 - 65,535 
D) 1 - 10,000 
A) 1 - 1,023 
B) 1 - 100 
C) 1 - 65,535 
D) 1 - 10,000

Question 12

Breaking application data of arbitrary size into smaller fragments for delivery by IP is called _____.

Accepted Answer

A) reliability 
B) flow control 
C) multiplexing 
D) segmentation 
E) connection establishment 
A) reliability 
B) flow control 
C) multiplexing 
D) segmentation 
E) connection establishment

Question 13

The three-way handshake is used in _____.

Accepted Answer

A) reliability 
B) flow control 
C) multiplexing 
D) segmentation 
E) connection establishment 
A) reliability 
B) flow control 
C) multiplexing 
D) segmentation 
E) connection establishment

Question 14

Standard ports are defined in TCP for _____.

Accepted Answer

A) web browsers 
B) common network server applications 
C) common network client applications 
D) common desktop applications 
A) web browsers 
B) common network server applications 
C) common network client applications 
D) common desktop applications

Question 15

The transport layer protocol that provides end-to-end reliability over packet switched networks is _____.

Accepted Answer

A) IP 
B) UDP 
C) TCP 
D) HTTP 
A) IP 
B) UDP 
C) TCP 
D) HTTP

Question 16

The sequence numbers added by TCP to every datagram enable the detection of _____.

Accepted Answer

A) duplicate segments 
B) lost segments 
C) bit level errors 
D) A and B 
E) A and C 
A) duplicate segments 
B) lost segments 
C) bit level errors 
D) A and B 
E) A and C

Question 17

The mechanism used for flow control in TCP is _____.

Accepted Answer

A) sliding window 
B) three-way handshake 
C) stop-and-wait 
D) CSMA/ CD 
A) sliding window 
B) three-way handshake 
C) stop-and-wait 
D) CSMA/ CD

Question 18

UDP is used when _____.

Accepted Answer

A) large quantities of data are to be transferred 
B) small quantities of data are to be transferred 
C) ordered and reliable delivery is not necessary for an application 
D) ordered and reliable delivery is required for an application 
A) large quantities of data are to be transferred 
B) small quantities of data are to be transferred 
C) ordered and reliable delivery is not necessary for an application 
D) ordered and reliable delivery is required for an application

Question 19

The transport layer protocol that does not provide end-to-end reliability over packet switched networks is _____.

Accepted Answer

A) IP 
B) UDP 
C) TCP 
D) HTTP 
A) IP 
B) UDP 
C) TCP 
D) HTTP

Question 20

Flow control in TCP is used to _____.

Accepted Answer

A) speed up the receiver if necessary 
B) speed up the sender if necessary 
C) slow down the receiver if necessary 
D) slow down the sender if necessary 
A) speed up the receiver if necessary 
B) speed up the sender if necessary 
C) slow down the receiver if necessary 
D) slow down the sender if necessary

When a TCP connection is initiated,the sequence number of the first datagram is _____.

A communication socket or Internet socket is defined by an)_____.

The advantages of UDP include _____.

A TCP segment with sequence number 1,000 has a length of 350 Bytes.The next segment in the sequence will have a sequence number of _____.

Multiplexing at the transport layer enables _____.

Optimizing the transmission rate in TCP to minimize lost packets is called _____.

TCP assigns a sequence number to every byte of data to _____.

The advantages of segmentation in TCP include _____.

The window size field in TCP specifies the _____.

Ensuring that TCP recovers from lost and duplicate packets is called _____.

The standard ports in TCP are port numbers in the range _____.

Breaking application data of arbitrary size into smaller fragments for delivery by IP is called _____.

The three-way handshake is used in _____.

Standard ports are defined in TCP for _____.

The transport layer protocol that provides end-to-end reliability over packet switched networks is _____.

The sequence numbers added by TCP to every datagram enable the detection of _____.

The mechanism used for flow control in TCP is _____.

UDP is used when _____.

The transport layer protocol that does not provide end-to-end reliability over packet switched networks is _____.

Flow control in TCP is used to _____.

Introduction

Physical Layer

Data Link Layer

Network Layer

Application Layer

Support Services

Subnetting

Routing

Wide Area Networks

Wireless Networks

Phone Networks

Network Security

Managerial Issues

Filters

Exam 5: Transport Layer

When a TCP connection is initiated,the sequence number of the first datagram is _____.

A communication socket or Internet socket is defined by an)_____.

The advantages of UDP include _____.

A TCP segment with sequence number 1,000 has a length of 350 Bytes.The next segment in the sequence will have a sequence number of _____.

Multiplexing at the transport layer enables _____.

Optimizing the transmission rate in TCP to minimize lost packets is called _____.

TCP assigns a sequence number to every byte of data to _____.

The advantages of segmentation in TCP include _____.

The window size field in TCP specifies the _____.

Ensuring that TCP recovers from lost and duplicate packets is called _____.

The standard ports in TCP are port numbers in the range _____.

Breaking application data of arbitrary size into smaller fragments for delivery by IP is called _____.

The three-way handshake is used in _____.

Standard ports are defined in TCP for _____.

The transport layer protocol that provides end-to-end reliability over packet switched networks is _____.

The sequence numbers added by TCP to every datagram enable the detection of _____.

The mechanism used for flow control in TCP is _____.

UDP is used when _____.

The transport layer protocol that does not provide end-to-end reliability over packet switched networks is _____.

Flow control in TCP is used to _____.

Introduction

Physical Layer

Data Link Layer

Network Layer

Application Layer

Support Services

Subnetting

Routing

Wide Area Networks

Wireless Networks

Phone Networks

Network Security

Managerial Issues

Filters