Deck 2: Network Standards

Question 1

Which standards agency is especially important for transport processes?

A) ISO and ITU-T
B) IETF
C) Both A and B are about equally important.
D) Neither A nor B are important.

Answer 1

B

Question 2

Network standards ________.

A) decrease equipment prices
B) prevent the growth of new features
C) both A and B
D) neither A nor B

Answer 2

A

Question 3

Which of the following is a standards agency for the Internet?

A) IETF
B) ISO
C) both A and B
D) neither A nor B

Answer 3

A

Question 4

It is typically advantageous to change a standard if the layer ________ gets an upgraded standard.

A) above it
B) below it
C) at least two layers away
D) none of the above

Question 5

From which standards architectures do organizations typically take their standards?

A) OSI
B) TCP/IP
C) both A and B
D) neither A nor B

Question 6

Standards layers provide services directly to ________.

A) the next-higher layer
B) the next-lower layer
C) all layers
D) only themselves

Question 7

Standards mean the same thing as ________.

A) semantics
B) syntax
C) rules
D) protocols

Question 8

Which standards agency is especially important for internet processes?

A) ITU-T
B) IETF
C) Both A and B are about equally important.
D) Neither A nor B are important.

Question 9

Which standards agency is especially important for physical transmission processes?

A) ITU-T
B) IETF
C) Both A and B are about equally important.
D) Neither A nor B are important.

Question 10

Network standards provide ________.

A) strobing
B) synchronization
C) interoperability
D) entanglement

Question 11

Which standards agency is especially important for Internet supervisory processes?

A) ISO and ITU-T
B) IETF
C) Both A and B are about equally important.
D) Neither A nor B are important.

Question 12

Which standards agency creates Internet standards?

A) OSI
B) TCP/IP
C) ITU-T
D) IETF

Question 13

IETF standards typically begin as simple protocols which ________.

A) enhances development speed
B) prevents longer-term development
C) both A and B
D) neither A nor B

Question 14

If you change a standard at one layer,you are not required to change standards at other layers.

Question 15

A standards agency for OSI is ________.

A) ITU-T
B) IETF
C) both A and B
D) neither A nor B

Question 16

IETF standards are dominant in the OSI-TCP/IP layered standards architecture at the ________ layer.

A) data link
B) transport
C) both A and B
D) neither A nor B

Question 17

Internet standards are published as ________.

A) RFCs
B) IETFs
C) TCP/IPs
D) Internet Protocols

Question 18

Which standards agency is especially important for data link processes?

A) ISO and ITU-T
B) IETF
C) Both A and B are about equally important.
D) Neither A nor B are important.

Question 19

Which of the following is a standards agency?

A) OSI
B) TCP/IP
C) ITU-T
D) all of the above

Question 20

Which of the following is an architecture?

A) ISO
B) IETF
C) both A and B
D) neither A nor B

Question 21

At what layer will you find standards for frames?

A) application
B) data link
C) transport
D) Internet

Question 22

Which standards layer governs the World Wide Web?

A) data link
B) transport
C) Internet
D) none of the Above

Question 23

Which standards layer governs peer-to-peer file sharing?

A) data link
B) transport
C) Internet
D) none of the Above

Question 24

Which layer processes application message fragmentation?

A) application
B) transport
C) Internet
D) all of the above

Question 25

At what layer will you find standards for IP addresses?

A) application
B) data link
C) transport
D) Internet

Question 26

Which layer governs wires?

A) transport
B) physical
C) Internet
D) none of the above

Question 27

At what layer will you find standards for routers?

A) transport
B) Internet
C) both A and B
D) neither A nor B

Question 28

If two hosts are connected by five networks,how many packets will there be when one host sends a packet to the other host?

A) 1
B) 2
C) 5
D) 7

Question 29

At what layer will you find standards for routes?

A) application
B) data link
C) transport
D) Internet

Question 30

ISO standards are dominant in the OSI-TCP/IP layered standards architecture at the ________ layer.

A) transport
B) Internet
C) both A and B
D) neither A nor B

Question 31

Which layer(s)governs transmission through a single network?

A) data link
B) physical
C) both A and B
D) neither A nor B

Question 32

Which layer(s)governs transmission through the Internet?

A) data link
B) physical
C) both A and B
D) neither A nor B

Question 33

Which standards layer governs multiuser word processing programs?

A) data link
B) transport
C) Internet
D) none of the Above

Question 34

At what layer will you find standards for packets?

A) application
B) data link
C) transport
D) Internet

Question 35

At what layer will you find standards for access points?

A) physical
B) data link
C) both A and B
D) neither A nor B

Question 36

The application layer processes application message fragmentation.

Question 37

At what layer will you find standards for switches?

A) application
B) data link
C) transport
D) Internet

Question 38

Which standards layer governs e-mail?

A) data link
B) transport
C) Internet
D) none of the above

Question 39

At what layer will you find standards for EUI-48 addresses?

A) application
B) data link
C) transport
D) Internet

Question 40

Only applications from the IETF are likely to be able to run over TCP.

Question 41

HTTP is a connectionless protocol.

Question 42

Host P transmits a SYN segment to Host Q.If host Q is willing to open the connection,it will transmit a(n)________ segment.

A) ACK
B) SYN
C) SYN/ACK
D) none of the above

Question 43

In HTTP,which program may initiate communication?

A) browser
B) Webserver program
C) both A and B
D) neither A nor B

Question 44

If a destination host does not receive a segment,it will ________.

A) transmit an ACK segment
B) transmit an NAC segment
C) transmit an RSND segment
D) none of the above

Question 45

If two hosts are connected by five point-to-point networks,how physical links will there be when one host sends a packet to the other host?

A) 1
B) 2
C) 5
D) 6

Question 46

A sending host will retransmit a TCP segment if it ________.

A) receives an ACK segment
B) receives an NAC segment
C) receives an RPT segment
D) none of the above

Question 47

If two hosts are connected by five networks,how many frames will there be when one host sends a packet to the other host?

A) 1
B) 2
C) 5
D) 6

Question 48

In a four-step close,which side transmits a FIN segment?

A) the side that initiates the close
B) the side that does not initiate the close
C) both A and B
D) neither A nor B

Question 49

In an HTTP,which one (browser or Webserver application program)transmits message first?

A) browser
B) Webserver application program
C) They transmit simultaneously.
D) It depends on the situation.

Question 50

If a destination host receives a TCP segment with an error,it will transmit ________.

A) an ACK segment
B) an NAC segment
C) an RSND segment
D) nothing

Question 51

If a destination host receives an incorrect segment,it will ________.

A) transmit an ACK segment
B) transmit an NAC segment
C) transmit an RSND segment
D) none of the above

Question 52

TCP is a connection-oriented protocol.

Question 53

If two hosts are connected by five networks,how many routers will there be when one host sends a packet to the other host?

A) 1
B) 2
C) 4
D) 5

Question 54

If a destination host does not receive a segment,it will ________.

A) transmit an ACK segment
B) transmit a NAC segment
C) transmit an RSND segment
D) none of the above

Question 55

HTTP is ________.

A) connection-oriented.
B) reliable
C) both A and B
D) neither A nor B

Question 56

TCP control segments normally have ________.

A) headers
B) headers and data fields
C) headers, data fields, and trailers
D) none of the above

Question 57

If a destination host receives a correct segment,it will transmit ________.

A) an ACK segment
B) an NAC segment
C) an RSND segment
D) nothing

Question 58

HTTP is a reliable protocol.

Question 59

During a connection opening,how many TCP segments will the side that initiates the connection send?

A) 1
B) 2
C) 3
D) 4

Question 60

TCP messages are called ________.

A) frames
B) packets
C) segments
D) fragments

Question 61

UDP ________.

A) is unreliable
B) has a checksum field
C) both A and B
D) neither A nor B

Question 62

After the side wishing to close a TCP connection sends a FIN segment,it will ________.

A) not send any more segments
B) only send ACK segments
C) only send FIN segments
D) none of the above

Question 63

Which part of a message is included less frequently when compared to the other two parts?

A) header
B) data field
C) trailer
D) All of the above are equally included in messages.

Question 64

A TCP segment can both send information and acknowledge an earlier message sent to its host.

Question 65

If someone says that a 1-bit flag is set,it is given the value ________.

A) 0
B) 1
C) either 0 or 1
D) neither 0 or 1

Question 66

A trailer is defined as everything that comes after the data field.

Question 67

TCP has single-bit fields in its headers; these single-bit fields are called ________ fields.

A) port
B) flag
C) ACK
D) binary

Question 68

There is always a data field in a message.

Question 69

If the destination internet process detects an error,it ________.

A) discards the packet
B) sends back a segment notifying the sender
C) both A and B
D) neither A nor B

Question 70

A header is defined as everything that comes before the data field.

Question 71

Which of the following is NOT one of the three general parts of messages?

A) address field
B) header
C) data field
D) trailer

Question 72

In IP,the first bit in the second row is ________.

A) 0
B) 31
C) 32
D) none of the above.

Question 73

A message always has a ________.

A) header
B) data field
C) both A and B
D) neither A nor B

Question 74

The internet process checks for errors.

Question 75

"Header" means the same thing as "Header Field."

Question 76

The ________ contains the content being delivered by a message.

A) address field
B) header
C) data field
D) trailer

Question 77

SYN segments have ________.

A) headers
B) headers and data fields
C) headers, data fields, and trailers
D) data fields only

Question 78

Which of the following is a connectionless protocol?

A) IP
B) TCP
C) both A and B
D) neither A nor B

Question 79

IP is ________.

A) reliable
B) unreliable
C) semi-reliable
D) unreliable or reliable depending on the situation

Question 80

The UDP header has ________ fields.

A) 4
B) 8
C) 16
D) 32