bus 111 part 2
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
