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CCNA 1 Chapter 3 V4.0 Answers 100% Updated 2011

1. What application layer protocol is commonly used to support for file transfers between a client and a server?

HTML

HTTP

FTP

Telnet

2. What are two forms of application layer software? (Choose two.)

applications

dialogs

requests

services

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.)

centralized administration

does not require specialized software

security is easier to enforce

lower cost implementation

provides a single point of failure

4. What is the purpose of resource records in DNS?

temporarily holds resolved entries

used by the server to resolve names

sent by the client to during a query

passes authentication information between the server and client

5. What is the automated service that matches resource names with the required IP address?

HTTP

SSH

FQDN

DNS

Telnet

SMTP

6. What three protocols operate at the Application layer of the OSI model? (Choose three.)

ARP

DNS

PPP

SMTP

POP

ICMP

7. What are three properties of peer-to-peer applications? (Choose three.)

acts as both a client and server within the same communication.

requires centralized account administration.

hybrid mode includes a centralized directory of files.

can be used in client-server networks.

requires a direct physical connection between devices.

centralized authentication is required.

8. Which application layer protocols correctly match a corresponding function? (Choose two.)

DNS dynamically allocates IP addresses to hosts

HTTP transfers data from a web server to a client

POP delivers email from the client to the server email server

SMTP supports file sharing

Telnet provides a virtual connection for remote access

9. Which email components are used to forward mail between servers? (Choose two.)

MDA

IMAP

MTA

POP

SMTP

MUA

10. As compared to SSH, what is the primary...