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整理一些的IT考题


2007-08-31 11:24:57
谁有这些的资料啊。
HP0-401  70-500  70-305  MB7-222  MB4-175  HP0-538  350-018  MB7-224  MCSA Bootcamp MCP Bootcamp  MCSE 2003 Bootcamp
下面是我整理的考题
1.Which of the following are the correct descriptions of B and H0? (Select two of the following options.)
A:"B-Channel" has 64 kilobits per second of bandwidth
B:"B-Channel" has 48 kilobits per second of bandwidth
C:"B-Channel" has 128 kilo bits per second of bandwidth
D:"H0-Channel" has 1.920 million bits per second of bandwidth
E:"H0-Channel" has 1.544 million bits per second of bandwidth
F:"H0-Channel" has 384 kilobits per second of bandwidth
Correct Answers:  A, F
2.Videoconferencing over IP End Point Systems must use signalling to establish a media channel conference Call Setup. Call Operations are part of what Standard   MCSA Bootcamp MCP Bootcamp  MCSE 2003 Bootcamp ?
A: LAP / B
B: LAP / D
C: H.225/Q.921
D: H.225/H.261
E: H.225/Q.931
Correct Answers:  E
3.G.723.1 uses which bit rates?
A: 5.3 and 6.3 kilobits per second
B: 5.3 and 6.3 kilobytes per second
C: 8 and 16 kilobits per second
D: 8 and 16 kilobytes per second
E: 12 and 24 kilobits per second
Correct Answers:  A


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