2022年思科认证考试（ＣＣＮＡ）考试模拟题４０—５９及答案(1).docx

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1、2022年思科认证考试（）考试模拟题及答案(1)Questions40. OxNx Which of the following layers sends and receives binary information?a) Application Layer 7b) Presentation Layer 6c) Session Layer 5d) Transport Layer 4e) Network Layer 3f) Data Link Layer 2g) Physical Layer 141. OxNx Which of the following layers provides en

2、d to end connections?a) Application Layer 7b) Presentation Layer 6c) Session Layer 5d) Transport Layer 4e) Network Layer 3f) Data Link Layer 2g) Physical Layer 142. OxNx Which of the following layers would most likely provide connection oriented service.a) Application Layer 7b) Presentation Layer 6c

3、) Session Layer 5d) Transport Layer 4e) Network Layer 3f) Data Link Layer 2g) Physical Layer 143. OxNx Which of the following layers controls access to the media?a) Application Layer 7b) Presentation Layer 6c) Session Layer 5d) Transport Layer 4e) Network Layer 3f) Data Link Layer 2g) Physical Layer

4、 144. OxNx Which of the following layers defines network addressing and determines the best path?a) Application Layer 7b) Presentation Layer 6c) Session Layer 5d) Transport Layer 4e) Network Layer 3f) Data Link Layer 2g) Physical Layer 145. OxNx Raw data is converted to segments at which layer?a) Ap

5、plication Layer 7b) Presentation Layer 6c) Session Layer 5d) Transport Layer 4e) Network Layer 3f) Data Link Layer 2g) Physical Layer 146. OxNx Segments are converted to Datagrams at which layer?a) Application Layer 7b) Presentation Layer 6c) Session Layer 5d) Transport Layer 4e) Network Layer 3f) D

6、ata Link Layer 2g) Physical Layer 147. OxNx Datagrams are converted to frames at which layer?a) Application Layer 7b) Presentation Layer 6c) Session Layer 5d) Transport Layer 4e) Network Layer 3f) Data Link Layer 2g) Physical Layer 148. OxNx Frames are converted to Bits at which layer?a) Application Layer 7b) Presentation Layer 6c) Session Layer 5d) Transport Layer 4e) Network Layer 3f) Data Link Layer 2g) Physical Layer 149. OxNx Which of the following could be a feature of a connection-oriented service?a) Flow Controlb) Three-Way hand shak