Dye Chapter 3

DHCP allows the automation of what?

Assignment of IP addresses, subnet masks, and default gateway. The protocol automates the assignment of IP addresses, subnet masks, gateway, and other IP networking parameters.

The TCP/IP application layer consists roughly of which three OSI layers? A. Application, session, transport B. Application, presentation, session C. Application, transport, network D. Application, network, data link

B. The functionality of the TCP/IP application layer protocols fits roughly into the framework of the top three layers of the OSI model: application, presentation, and session.

FTP requires ___________ connection(s) between client and server to successfully transfer files. A. 1 B. 2 C. 3 D. 4

B. To successfully transfer files, FTP requires two connections between the client and the server: one for commands and replies and another for the actual file transfer.

HTTP is referred to as a request/response protocol. What are three typical message formats?

GET, PUT, and POST. GET is a request; PUT and POST provide uploading.

In the client/server model, the device requesting the service is referred to as the ___________.

client. Even though a device can serve as a client and a server at times, the device requesting a service is defined as the client and the device providing the service is defined as the server.

Is eBay a peer-to-peer or client/server application?

eBay is a client/server application. eBay is implemented as a web server that responds to web client (browser) requests using HTTP.

What is GET? A. A client request for data B. A protocol that uploads resources or content to the web server C. A protocol that uploads information to the server in plain text that can be intercepted and read D. A response from a server

A. GET is a client request for data.

The Linux and UNIX operating systems use SAMBA, which is a version of which protocol? A. SMB B. HTTP C. FTP D. SMTP

A. The Linux and UNIX operating systems provide a method of sharing resources with Microsoft networks using a version of SMB called SAMBA.

Which of the following is a connection using Telnet? A. File Transfer Protocol (FTP) session B. Trivial File Transfer Protocol (TFTP) session C. Virtual Terminal (VTY) session D. Auxiliary (AUX) session

C. A connection using Telnet is called a VTY session, or connection.

HTTP is used to do which of the following? A. Resolve Internet names to IP addresses B. Provide remote access to servers and networking devices C. Transfer files that make up the web pages of the World Wide Web D. Transfer the mail messages and attachments

C. Hypertext Transfer Protocol (HTTP) is used to transfer files that make up the web pages of the World Wide Web. DNS is used to resolve Internet names to IP addresses, and Telnet is used to provide remote access to servers and networking devices.

DHCP enables clients on a network to do which of the following? A. Have unlimited telephone conversations B. Play back video streams C. Obtain IP addresses D. Track intermittent denial of service attacks

C. The Dynamic Host Configuration Protocol (DHCP) enables clients on a network to obtain IP addresses and other information from a DHCP server.

Which is the most popular network service? A. HTTP B. FTP C. Telnet D. E-mail

D. E-mail, the most popular network service, has revolutionized how people communicate through its simplicity and speed. Choice A. is incorrect, because HTTP is a protocol, not a service.

The application layer is ___________ of the OSI model. A. Layer 1 B. Layer 3 C. Layer 4 D. Layer 7

D. Layer 7 is the application layer and its components: applications, services, and protocols.

Post Office Protocol (POP) uses which port? A. TCP/UDP port 53 B. TCP port 80 C. TCP port 25 D. UDP port 110

D. Post Office Protocol (POP) uses UDP port 110.

What does FTP stand for, and what is it used for?

FTP stands for File Transfer Protocol. It is used to move files on the network. FTP was developed to allow file transfers between a client and a server. An FTP client is an application that runs on a computer that is used to push and pull files from a server.