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| 作者：不明 来源：www.pccode.net 整理 发布时间：2007-1-24 15:24:47 发布人：wongrs | |||
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Questions 40. [OxNx] Which of the following layers sends and receives binary information? a) Application Layer 7 b) Presentation Layer 6 c) Session Layer 5 d) Transport Layer 4 e) Network Layer 3 f) Data Link Layer 2 g) Physical Layer 1 41. [OxNx] Which of the following layers provides end to end connections? a) Application Layer 7 b) Presentation Layer 6 c) Session Layer 5 d) Transport Layer 4 e) Network Layer 3 f) Data Link Layer 2 g) Physical Layer 1 42. [OxNx] Which of the following layers would most likely provide connection oriented service. a) Application Layer 7 b) Presentation Layer 6 c) Session Layer 5 d) Transport Layer 4 e) Network Layer 3 f) Data Link Layer 2 g) Physical Layer 1 43. [OxNx] Which of the following layers controls access to the media? a) Application Layer 7 b) Presentation Layer 6 c) Session Layer 5 d) Transport Layer 4 e) Network Layer 3 f) Data Link Layer 2 g) Physical Layer 1 44. [OxNx] Which of the following layers defines network addressing and determines the best path? a) Application Layer 7 b) Presentation Layer 6 c) Session Layer 5 d) Transport Layer 4 e) Network Layer 3 f) Data Link Layer 2 g) Physical Layer 1 45. [OxNx] Raw data is converted to segments at which layer? a) Application Layer 7 b) Presentation Layer 6 c) Session Layer 5 d) Transport Layer 4 e) Network Layer 3 f) Data Link Layer 2 g) Physical Layer 1 46. [OxNx] Segments are converted to Datagrams at which layer? a) Application Layer 7 b) Presentation Layer 6 c) Session Layer 5 d) Transport Layer 4 e) Network Layer 3 f) Data Link Layer 2 g) Physical Layer 1 47. [OxNx] Datagrams are converted to frames at which layer? a) Application Layer 7 b) Presentation Layer 6 c) Session Layer 5 d) Transport Layer 4 e) Network Layer 3 f) Data Link Layer 2 g) Physical Layer 1 48. [OxNx] Frames are converted to Bits at which layer? a) Application Layer 7 b) Presentation Layer 6 c) Session Layer 5 d) Transport Layer 4 e) Network Layer 3 f) Data Link Layer 2 g) Physical Layer 1 49. [OxNx] Which of the following could be a feature of a connection-oriented service? a) Flow Control b) "Three-Way" hand shak
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