CCNA 1 – V4.0 – Test Module – Chapter 04

CCNA 1 – V4.0 – Test Module – Chapter 04

(Phần in đậm là đáp án đúng)

 

1.

Based on the transport layer header shown in the diagram, which of the following statements describe the established session? (Choose two.)

1. This is a UDP header.
2. This contains a Telnet request.
3. This contains a TFTP data transfer.
4. The return packet from this remote host will have an Acknowledgement Number of 43693.
5. This is a TCP header.

 

2. With TCP/IP data encapsulation, which range of port numbers identifies all well-known applications?

1. 0 to 255
2. 256 to 1022
3. 0 to 1023
4. 1024 to 2047
5. 49153 to 65535

CCNA 1 – V4.0 – Test module – Chapter 03

CCNA 1 – Test Module – Chapter 03

(Phần màu đỏ là trả lời)

1. What application layer protocol is commonly used to support for file transfers between a client and a server?
   1. HTML
   2. HTTP
   3. FTP
   4. Telnet
2. What are two forms of application layer software? (Choose two.)
   1. Applications
   2. Diaglogs
   3. Requests
   4. Services
   5. Syntax
3. A network administrator is designing a network for a new branch office of twenty-five users. What are the advantages of using a client-server model? (Choose two.)
   1. centralized administration
   2. does not require specialized software
   3. security is easier to enforce
   4. lower cost implementation
   5. provides a single point of failure
4. What is the purpose of resource records in DNS?
   1. temporarily holds resolved entries
   2. used by the server to resolve names
   3. sent by the client to the server during a query
   4. passes authentication information between the server and client