bus 111 part 2

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40) 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

A) 1

18) 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

A) IETF

10) 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.

A) ISO and ITU-T

16) A standards agency for OSI is ________. A) ITU-T B) IETF C) both A and B D) neither A nor B

A) ITU-T

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.

A) ITU-T

1) Internet standards are published as ________. A) RFCs B) IETFs C) TCP/IPs D) Internet Protocols

A) RFCs

56) 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

A) an ACK segment

44) 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.

A) browser

45) In HTTP, which program may initiate communication? A) browser B) Webserver program C) both A and B D) neither A nor B

A) browser

5) Network standards ________. A) decrease equipment prices B) prevent the growth of new features C) both A and B D) neither A nor B

A) decrease equipment prices

2) 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

A) enhances development speed

53) TCP control segments normally have ________. A) headers B) headers and data fields C) headers, data fields, and trailers D) none of the above

A) headers

13) Standards layers provide services directly to ________. A) the next-higher layer B) the next-lower layer C) all layers D) only themselves

A) the next-higher layer

15) 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

B) below it

35) At what layer will you find standards for switches? A) application B) data link C) transport D) Internet

B) data link

36) At what layer will you find standards for frames? A) application B) data link C) transport D) Internet

B) data link

39) At what layer will you find standards for EUI-48 addresses? A) application B) data link C) transport D) Internet

B) data link

23) Which layer governs wires? A) transport B) physical C) Internet D) none of the above

B) physical

24) Which standards layer governs e-mail? A) data link B) transport C) Internet D) none of the above

D) none of the above

20) 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

B) transport

30) Which layer processes application message fragmentation? A) application B) transport C) Internet D) all of the above

B) transport

51) 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

D) none of the above

42) 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

C) 4

41) 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

C) 5

7) Which of the following is a standards agency? A) OSI B) TCP/IP C) ITU-T D) all of the above

C) ITU-T

50) 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

C) SYN/ACK

19) 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

C) both A and B

28) Which layer(s) governs transmission through a single network? A) data link B) physical C) both A and B D) neither A nor B

C) both A and B

33) 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

C) both A and B

60) 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

C) both A and B

4) Network standards provide ________. A) strobing B) synchronization C) interoperability D) entanglement

C) interoperability

49) TCP messages are called ________. A) frames B) packets C) segments D) fragments

C) segments

57) 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

D) none of the above

37) At what layer will you find standards for IP addresses? A) application B) data link C) transport D) Internet

D) Internet

38) At what layer will you find standards for routes? A) application B) data link C) transport D) Internet

D) Internet

17) Which of the following is an architecture? A) ISO B) IETF C) both A and B D) neither A nor B

D) neither A nor B

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.

B) IETF

32) At what layer will you find standards for routers? A) transport B) Internet C) both A and B D) neither A nor B

B) Internet

55) During a connection opening, how many TCP segments will the side that initiates the connection send? A) 1 B) 2 C) 3 D) 4

B) 2

11) 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.

B) IETF

12) 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.

B) IETF

21) 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

D) neither A nor B

29) Which layer(s) governs transmission through the Internet? A) data link B) physical C) both A and B D) neither A nor B

D) neither A nor B

48) HTTP is ________. A) connection-oriented. B) reliable C) both A and B D) neither A nor B

D) neither A nor B

25) Which standards layer governs the World Wide Web? A) data link B) transport C) Internet D) none of the Above

D) none of the Above

26) Which standards layer governs peer-to-peer file sharing? A) data link B) transport C) Internet D) none of the Above

D) none of the Above

27) Which standards layer governs multiuser word processing programs? A) data link B) transport C) Internet D) none of the Above

D) none of the Above

43) 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

D) 6

6) Which standards agency creates Internet standards? A) OSI B) TCP/IP C) ITU-T D) IETF

D) IETF

34) At what layer will you find standards for packets? A) application B) data link C) transport D) Internet

D) Internet

58) 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

D) none of the above

59) 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

D) none of the above

52) 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

D) nothing

3) Standards mean the same thing as ________. A) semantics B) syntax C) rules D) protocols

D) protocols

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

False

31) The application layer processes application message fragmentation.

False

47) HTTP is a reliable protocol.

False

46) HTTP is a connectionless protocol.

True

54) TCP is a connection-oriented protocol.

True

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

true


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