Question 1

In the TCP/IP stack,what layer is concerned with controlling the flow of data,sequencing packets for reassembly,and encapsulating the segment with a TCP or UDP header?

Accepted Answer

A)   Internet
B)   Network
C)   Transport
D)   ApplicationE) A) and D)
F) A) and C)

Question 2

Match each item with a statement below.
-Occupies one bit of the TCP segment and can be set to 0 (off) or 1 (on)

Accepted Answer

A)  ICMP
B)  network session hijacking
C)  TCP flag
D)  port
E)  UDPF) connection-oriented protocolG) ISNH) connectionless protocolI) protocolJ) three-way handshakeK) B) and J)
L) B) and D)

Question 3

What connection-oriented protocol is utilized by the Transport layer?

Accepted Answer

A)   HTTPS
B)   UDP
C)   TCP
D)   SSLE) A) and D)
F) All of the above C

Question 4

What layer,in the TCP/IP stack,do applications and protocols,such as HTTP and Telnet,operate?

Accepted Answer

A)   Internet
B)   Network
C)   Transport
D)   ApplicationE) B) and C)
F) A) and B)

Question 5

Match each item with a statement below.
-Attack that relies on guessing the ISNs of TCP packets

Accepted Answer

A)  ICMP
B)  network session hijacking
C)  TCP flag
D)  port
E)  UDPF) connection-oriented protocolG) ISNH) connectionless protocolI) protocolJ) three-way handshakeK) A) and B)
L) A) and C)

Question 6

Match each item with a statement below.
-A common language used so computers can communicate with one another

Accepted Answer

A)  ICMP
B)  network session hijacking
C)  TCP flag
D)  port
E)  UDPF) connection-oriented protocolG) ISNH) connectionless protocolI) protocolJ) three-way handshakeK) C) and E)
L) F) and I)

Question 7

What 32-bit number tracks packets received by a node and allows the reassembling of large packets that have been broken up into smaller packets?

Accepted Answer

A)   IP
B)   TCP
C)   UDP
D)   ISNE) All of the above
F) B) and C)

Question 8

UDP is an unreliable data delivery protocol.Why is UDP widely used on the Internet?

Accepted Answer

UDP is a widely used protocol on the Int...

Question 9

Match each item with a statement below.
-Fast but unreliable delivery protocol that operates at the Transport layer

Accepted Answer

A)  ICMP
B)  network session hijacking
C)  TCP flag
D)  port
E)  UDPF) connection-oriented protocolG) ISNH) connectionless protocolI) protocolJ) three-way handshakeK) C) and I)
L) B) and E)

Question 10

What layer,in the TCP/IP protocol stack,is responsible for encapsulating data into segments?

Accepted Answer

A)   Transport layer
B)   Internet layer
C)   Application layer
D)   Network layerE) A) and B)
F) A) and C)

Question 11

What is the logical component of a TCP connection that can be assigned to a process that requires network connectivity?

Accepted Answer

A)   ISN
B)   IP
C)   port
D)   SYNE) A) and D)
F) C) and D)

Question 12

What IP address is used as a loopback address and is not a valid IP address that can be assigned to a network?

Accepted Answer

A)   128 address
B)   127 address
C)   224 address
D)   255 addressE) A) and B)
F) None of the above

Question 13

What is ICMP used for?

Accepted Answer

Internet Control Message Protocol (ICMP)...

Question 14

Match each item with a statement below.
-A logical component of a TCP connection that can be assigned to a process that requires network connectivity

Accepted Answer

A)  ICMP
B)  network session hijacking
C)  TCP flag
D)  port
E)  UDPF) connection-oriented protocolG) ISNH) connectionless protocolI) protocolJ) three-way handshakeK) A) and B)
L) B) and G)

Question 15

How many host addresses can be assigned with a subnet mask of 255.255.255.0? Explain how you calculated the result.

Accepted Answer

With a default subnet mask of 255.255.25...

Question 16

What IPv4 address class has the IP address 221.1.2.3?

Accepted Answer

A)   Class A
B)   Class B
C)   Class C
D)   Class DE) All of the above
F) A) and C)

Question 17

What layer,in the TCP/IP stack,is responsible for routing a packet to a destination address?

Accepted Answer

A)   Internet
B)   Network
C)   Transport
D)   ApplicationE) None of the above
F) A) and C)

Question 18

What port does the Domain Name System,or DNS service use?

Accepted Answer

A)   25
B)   53
C)   69
D)   80E) None of the above
F) A) and D) B

Question 19

How many host computers can be assigned a valid IPv4 address when using a CIDR /24 prefix?

Accepted Answer

A)   254
B)   512
C)   65,000
D)   16 millionE) B) and D)
F) A) and C)

Question 20

What port does the Trivial File Transfer Protocol,or TFTP service use?

Accepted Answer

A)   25
B)   53
C)   69
D)   80E) A) and B)
F) A) and C) C

Exam 2: Tcpip Concepts Review

In the TCP/IP stack,what layer is concerned with controlling the flow of data,sequencing packets for reassembly,and encapsulating the segment with a TCP or UDP header?

Correct AnswerverifiedShow Answer

Match each item with a statement below. -Occupies one bit of the TCP segment and can be set to 0 (off) or 1 (on)

Correct AnswerverifiedShow Answer

What connection-oriented protocol is utilized by the Transport layer?

Correct AnswerverifiedC

What layer,in the TCP/IP stack,do applications and protocols,such as HTTP and Telnet,operate?

Correct AnswerverifiedShow Answer

Match each item with a statement below. -Attack that relies on guessing the ISNs of TCP packets

Correct AnswerverifiedShow Answer

Match each item with a statement below. -A common language used so computers can communicate with one another

Correct AnswerverifiedShow Answer

What 32-bit number tracks packets received by a node and allows the reassembling of large packets that have been broken up into smaller packets?

Correct AnswerverifiedShow Answer

UDP is an unreliable data delivery protocol.Why is UDP widely used on the Internet?

Correct AnswerverifiedUDP is a widely used protocol on the Int...View AnswerShow Answer

Match each item with a statement below. -Fast but unreliable delivery protocol that operates at the Transport layer

Correct AnswerverifiedShow Answer

What layer,in the TCP/IP protocol stack,is responsible for encapsulating data into segments?

Correct AnswerverifiedShow Answer

What is the logical component of a TCP connection that can be assigned to a process that requires network connectivity?

Correct AnswerverifiedShow Answer

What IP address is used as a loopback address and is not a valid IP address that can be assigned to a network?

Correct AnswerverifiedShow Answer

What is ICMP used for?

Correct AnswerverifiedInternet Control Message Protocol (ICMP)...View AnswerShow Answer

Match each item with a statement below. -A logical component of a TCP connection that can be assigned to a process that requires network connectivity

Correct AnswerverifiedShow Answer

How many host addresses can be assigned with a subnet mask of 255.255.255.0? Explain how you calculated the result.

Correct AnswerverifiedWith a default subnet mask of 255.255.25...View AnswerShow Answer

What IPv4 address class has the IP address 221.1.2.3?

Correct AnswerverifiedShow Answer

What layer,in the TCP/IP stack,is responsible for routing a packet to a destination address?

Correct AnswerverifiedShow Answer

What port does the Domain Name System,or DNS service use?

Correct AnswerverifiedB

How many host computers can be assigned a valid IPv4 address when using a CIDR /24 prefix?

Correct AnswerverifiedShow Answer

What port does the Trivial File Transfer Protocol,or TFTP service use?

Correct AnswerverifiedC

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C

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UDP is a widely used protocol on the Int...
View Answer

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Internet Control Message Protocol (ICMP)...
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With a default subnet mask of 255.255.25...
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B

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C