Câu hỏi trắc nghiệm công nghệ thông tin

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Câu hỏi trắc nghiệm công nghệ thông tin CCNA 1 – Test Module – Chapter 03 (Copyright MẠNH HẠO NHIÊN) (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. Telnet2. What are two forms of application layer software? (Choose two.) 1. Applications 2. Diaglogs 3. Requests 4. Services 5. Syntax3. 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 failure4. 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 client5. What is the automated service that matches resource names with the required IP address? 1. HTTP 2. SSH 3. FQDN 4. DNS 5. Telnet 6. SMTP6. What three protocols operate at the Application layer of the OSI model? (Choose three.) 1. ARP 2. DNS 3. PPP 4. SMTP 5. POP 6. ICMP7. What are three properties of peer-to-peer applications? (Choose three.) 1. acts as both a client and server within the same communication 2. requires centralized account administration 3. hybrid mode includes a centralized directory of files 4. can be used in client-server networks 5. requires a direct physical connection between devices 6. centralized authentication is required 8. Which application layer protocols correctly match a corresponding function? (Choose two.) 1. DNS dynamically allocates IP addresses to hosts 2. HTTP transfers data from a web server to a client 3. POP delivers email from the client to the server email server 4. SMTP supports file sharing 5. Telnet provides a virtual connection for remote access 9. Which email components are used to forward mail between servers? (Choose two.) 1. MDA 2. IMAP 3. MTA 4. POP 5. SMTP 6. MUA10. As compared to SSH, what is the primary disadvantage of telnet? 1. not widely available 2. does not support encryption 3. consumes more network bandwidth 4. does not support authentication11. Which statements are correct concerning the role of the MTA in handling email? (Choosethree.) 1. routes email to the MDA on other servers 2. receives email from the client’s MUA 3. receives email via the POP3 protocol 4. passes email to the MDA for final delivery 5. uses SMTP to route email between servers 6. delivers email to clients via the POP3 protocol12. Which two protocols are used to control the transfer of web resources from a web serverto a client browser? (Choose two.) 1. ASP 2. FTP 3. HTML 4. HTTP 5. HTTPS 6. IP13. A small home network has been installed to interconnect three computers together forgaming and file sharing. What two properties represent this network type? (Choose two.) 1. User accounts are centralized 2. Security is difficult to enforce. 3. Specialized operating system software is required 4. File permissions are controlled by a single computer 5. A computer that responds to a file sharing request is functioning as a server.14. Which layer of the OSI model supplies services that allow user to interface with thenetwork? 1. Physical 2. Session 3. Network 4. Presentation 5. Application 6. Transport15.Refer to the exhibit. What is the destination port for the communication that is represented online 5? 1. 80 2. 1261 3. 15533 4. 3912 5. 6552016. What are two characteristics of peer-to-peer networks? (Choose two.) 1. Scalable 2. one way data flow 3. decentralized resources 4. centralized user accounts 5. resource sharing without a dedicated server17. What application layer protocol describes the services that are used for file sharing inMicrosoft networks? 1. DHCP 2. DNS 3. SMB 4. SMTP 5. Telnet18. What are two characteristics of clients in data networks? (Choose two.) 1. use daemons 2. initiate data exchanges 3. are repositories of data 4. may upload data to servers 5. listen for requests from servers19. What i ...