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CCNA 1 Module 3 V4.0
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
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** 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