Question 1

There is a mask 1010.There is a number 1100.What is the result of masking the number?

Accepted Answer

A) 1010. 
B) 1100. 
C) 0010. 
D) 1000. 
E) 1110. 
A) 1010. 
B) 1100. 
C) 0010. 
D) 1000. 
E) 1110.

Question 2

Which of the following needs a mask to know the size of the network part in an IP address?

Accepted Answer

A) Classful IP addressing. 
B) CIDR. 
C) Both A and B 
D) Neither A nor B 
A) Classful IP addressing. 
B) CIDR. 
C) Both A and B 
D) Neither A nor B

Question 3

A TCP segment carries data octets 456 through 980.The following TCP segment is a supervisory segment carrying no data.What value is in the sequence number field of the latter TCP segment?

Accepted Answer

A) 456. 
B) 457. 
C) 980. 
D) 981. 
E) We cannot say. 
A) 456. 
B) 457. 
C) 980. 
D) 981. 
E) We cannot say.

Question 4

A TCP segment begins with octet 8,658 and ends with octet 12,783.What number does the receiving host put in the acknowledgment number field of the TCP segment that acknowledges this TCP segment?

Accepted Answer

A) 8,657. 
B) 8,658. 
C) 8,659. 
D) 12,783. 
E) 12,784. 
A) 8,657. 
B) 8,658. 
C) 8,659. 
D) 12,783. 
E) 12,784.

Question 5

Which of the following only transmits updates?

Accepted Answer

A) RIP. 
B) OSPF. 
C) Both A and B 
A) RIP. 
B) OSPF. 
C) Both A and B

Question 6

________ fragmentation takes place on the source host.

Accepted Answer

A) IP 
B) TCP 
C) Both A and B 
D) Neither A nor B 
A) IP 
B) TCP 
C) Both A and B 
D) Neither A nor B

Question 7

To decide what process should receive the contents of the data field of an IP packet,the internet layer process looks at the ________ field.

Accepted Answer

A) destination port number 
B) source IP address 
C) destination IP address 
D) protocol 
E) application 
A) destination port number 
B) source IP address 
C) destination IP address 
D) protocol 
E) application

Question 8

Which of the following sends its messages to hosts as well as to routers?

Accepted Answer

A) RIP. 
B) OSPF. 
C) Both A and B 
D) Neither A nor B 
A) RIP. 
B) OSPF. 
C) Both A and B 
D) Neither A nor B

Question 9

Flow control in TCP depends on the ________ field.

Accepted Answer

A) acknowledgement number 
B) window size 
C) Both A and B 
D) Neither A nor B 
A) acknowledgement number 
B) window size 
C) Both A and B 
D) Neither A nor B

Question 10

Which of the following is delivered reliably?

Accepted Answer

A) RIP. 
B) OSPF. 
C) Both A and B 
D) Neither A nor B 
A) RIP. 
B) OSPF. 
C) Both A and B 
D) Neither A nor B

Question 11

Within an autonomous system,the organization can choose whatever routing protocol it wishes.

Accepted Answer

A) True 
 B)False

Question 12

Multicasting ________.

Accepted Answer

A) is supported by Class A addresses 
B) is supported by Class B addresses 
C) is supported by Class C addresses 
D) is supported by Class D addresses 
E) is not supported within the Classful addressing system 
A) is supported by Class A addresses 
B) is supported by Class B addresses 
C) is supported by Class C addresses 
D) is supported by Class D addresses 
E) is not supported within the Classful addressing system

There is a mask 1010.There is a number 1100.What is the result of masking the number?

Which of the following needs a mask to know the size of the network part in an IP address?

A TCP segment carries data octets 456 through 980.The following TCP segment is a supervisory segment carrying no data.What value is in the sequence number field of the latter TCP segment?

A TCP segment begins with octet 8,658 and ends with octet 12,783.What number does the receiving host put in the acknowledgment number field of the TCP segment that acknowledges this TCP segment?

Which of the following only transmits updates?

________ fragmentation takes place on the source host.

To decide what process should receive the contents of the data field of an IP packet,the internet layer process looks at the ________ field.

Which of the following sends its messages to hosts as well as to routers?

Flow control in TCP depends on the ________ field.

Which of the following is delivered reliably?

Within an autonomous system,the organization can choose whatever routing protocol it wishes.

Multicasting ________.

Networking: How We Got Here

Network Standards

Network Security

Network Management

Physical Layer Propagation

Switched Wired Networks

Wireless Networks I

Wireless Networks 2

Tcp-Ip Internetworking

Internetworking 2

Networked Applications

More on Modulation

More on Telecommunications

Filters

Exam 12: More on Tcp-Ip

There is a mask 1010.There is a number 1100.What is the result of masking the number?

Which of the following needs a mask to know the size of the network part in an IP address?

A TCP segment carries data octets 456 through 980.The following TCP segment is a supervisory segment carrying no data.What value is in the sequence number field of the latter TCP segment?

A TCP segment begins with octet 8,658 and ends with octet 12,783.What number does the receiving host put in the acknowledgment number field of the TCP segment that acknowledges this TCP segment?

Which of the following only transmits updates?

________ fragmentation takes place on the source host.

To decide what process should receive the contents of the data field of an IP packet,the internet layer process looks at the ________ field.

Which of the following sends its messages to hosts as well as to routers?

Flow control in TCP depends on the ________ field.

Which of the following is delivered reliably?

Within an autonomous system,the organization can choose whatever routing protocol it wishes.

Multicasting ________.

Networking: How We Got Here

Network Standards

Network Security

Network Management

Physical Layer Propagation

Switched Wired Networks

Wireless Networks I

Wireless Networks 2

Tcp-Ip Internetworking

Internetworking 2

Networked Applications

More on Modulation

More on Telecommunications

Filters