Ch 5 Qz5

Question 1

The standard port number for Telnet is 53.
Group of answer choices

True

False

Answer 1

False

Question 2

The transport layer must break messages from the application layer into several _____ that can be sent to the data link layer.

bits

bytes

frames

packets

strings

Answer 2

Packets

Question 3

IGMP refers to:

Internet Giga Memory Parameters

Interchange Group Management Parameters

Internet Guided Meta Protocol

Internet Group Management Protocol

Interchange Guided Meta Protocol

Answer 3

Internet Group Management Protocol

Question 4

IP:

performs packetizing functions

does not have a header

is currently in use with only one packet form or structure

performs routing functions

performs error control functions

Answer 4

performs routing functions

Question 5

The latest version of IP is IPv7, which increases the address space from 128 bits to 256 bits.

True

False

Answer 5

False

Question 6

ICANN:

developed the IPX/SPX network layer protocol

assigns data link layer addresses

approves which network layer addresses (usually, approved or assigned in groups or classes) can be used by an organization for its computers that will connect to the Internet

developed X.25 network layer protocol

refers to Interchange Computer Addressing Networks and Nodes

Answer 6

approves which network layer addresses (usually, approved or assigned in groups or classes) can be used by an organization for its computers that will connect to the Internet

Question 7

When using dynamic routing, routing decisions are always made by a central host or server.

True

False

Answer 7

False

Question 8

The TCP portion of TCP/IP performs linking to the application layer.

True

False

Answer 8

True

Question 9

The ____________ layer links the application layer with the network layer is responsible for end-to-end delivery of messages.

physical

transport

session

presentation

data link

Answer 9

transport

Question 10

IP is responsible for error-free delivery of packets on a TCP/IP network.

True

False

Answer 10

False

Question 11

Assume that more than one application program is using the same communications line on a particular computer. To be able to decide to which application program a message should be delivered on this computer, TCP/IP relies on the:

data link layer address

port address

application layer address

network address

IP address

Question 12

When TCP/IP translates an application layer address into an IP address, it sends a special __________ to the nearest DNS server.

broadcast message

DNS request packet

SNA packet

IPX message

X.25 packet

Question 13

Source port address is the logical address generated by the application layer on the source computer to identify the application, which is sending the data.

True

False

Question 14

The source port identifier in the TCP header tells the TCP software on the destination computer, which application on the destination it should pass the packet to.

True

False

Question 15

The transport layer routes messages thought the network selecting the best path from the source to the destination station.

True

False

Question 16

The _____________ is used by a computer to determine how messages will travel through the network.

routing table

configuration listing

linking loader

bus header assignment list

file allocation table

Question 17

IPv4 addresses offer unlimited opportunity for expansion and growth on the Internet.

True

False

Question 18

TCP includes a sequence number so that the packets can be reassembled at the destination in the correct order.

True

False

Question 19

Question 10 1 pts
The most common standard for dynamic addressing for TCP/IP networks is Dynamic Host Control Protocol.

True

False