ccna chapter 10

What is the acronym for the protocol that is used when securely communicating with a web server?

HTTPS

Which application layer protocol uses message types such as GET, PUT, and POST

HTTP

Which two tasks are functions of the presentation layer?

compression encryption

Peer to Peer Application

requires a specific user interface a background service is required

Which three layers of the OSI model provide similar network services to those provided by the application layer of the TCP/IP model? (Choose three.)

session layer application layer presentation layer

what is an example of network communication that uses the client-server model?

A workstation initiates a DNS request when the user types www.cisco.com in the address bar of a web browser

What is true about the Server Message Block protocol

Clients establish a long term connection to servers.

A HCP-enabled client PC has just booted. During whic two steps will the client PC use broadcast messages when communicating with a DHCP server?

DHCPDISCOVER DHCPREQUEST

Place the options in the following order. A, NS, CName, MX

End Device Address -not used- authoritative name server canonical name mail exchange record

Select three protocols that operate at the Application Layer of the OSI model

FTP POP3 DHCP

What is an advantage for small organizations of adopting IMAP instead of POP

Messages are kept in the mail servers until the client manually deletes them.

Packet Tracer: Which PC or PCs are sending FTP packets to the server?

PC_2

Which two actions are taken by SMTP if the destination email server is buy when email messages are sent?

SMTP tries to send the messages at a later time SMTP periodically checks teh queue for messages and attempts to send them again

Which three statments describe a DHCP Discover message?

The destination IP address is 255.255.255.255. The message comes from a client seeking an IP address. All hosts receive the message, but only a DHCP server replies.

A suer accessed the game site www.nogamename.com last week. The night before the user accesses the game site again, the site administrator changes the site IP address. What will be the consequence of that action for the user?

The user will access the site without problems.

DHCPack

a message that is used to acknowledge that the lease is successful

DHCPRequest

a message that is used to identify the explicit server and lease offer to accept

DHCPDiscover

a message that is used to locate any available DHCP server on a network

DHCPOffer

a message that is used to suggest a lease to a client

Which phrase describes an FTP daemon

a program that is running on an FTP server

When would it be more efficient to use SMB to transfer files instead of FTP?

when downloading large nunbers of files from the same server

What are two characteristic of peer- to peer networks?

decentralized resources resource sharing without a dedicated server

A manufactoring company subscribes to certain hosted services from their ISP. The services required include hosted world wide web, file transfer, and e-mail. Which protocols represent these three key applications?

ftp HTTP SMTP

Which DNS server in the DNS hierarchy would be considered authoritative for the domain name records of a company named netacad?

netacad.com

Peer to Peer Network

no dedicated server is required client and server roles are set on a per request basis

What command was used to resolve a given host name by querying the name server?

nslookup