CCNA Chapter 10
What do the client/server and peer-to-peer network models have in common?
Both models support devices in server and client roles.
What part of the URL, http://www.cisco.com/index.html, represents the top-level DNS domain?
.com
Which phrase describes an FTP daemon?
A program that is running on an FTP server
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.
Match the function to the name of the application. IMAP
Allows viewing of messages on email clients
Which layer in the TCP/IP model is used for formatting, compressing, and encrypting data?
Application
What is true about the Server Message Block protocol?
Clients establish a long term connection to servers.
Match the function to the name of the application. HTTP
Displays web pages
Match the function to the name of the application. DHCP
Dynamically assigns IP address to clients
A manufacturing company subscribes to certain hosted services from its ISP. The services that are required include hosted world wide web, file transfer, and e-mail. Which protocols represent these three key applications?
FTP HTTP SMTP
Fill in the blank. The HTTP message type used by the client to request data from the web server is the _______ message.
GET
Which application layer protocol uses message types such as GET, PUT, and POST?
HTTP
What is the acronym for the protocol that is used when securely communicating with a web server?
HTTPS
When retrieving email messages, which protocol allows for easy, centralized storage and backup of emails that would be desirable for a small- to medium-sized business?
IMAP
Which two tasks can be performed by a local DNS server?
Mapping name-to-IP addresses for internal hosts. Forwarding name resolution requests between servers.
Match the function to the name of the application. DNS
Maps URLs to numerical addresses
What is an advantage for small organizations of adopting IMAP instead of POP?
Messages are kept in the mail servers until they are manually deleted from the email client.
Match a statement to the related network model. Peer-to-peer network
No dedicated server is required. Client and server roles are set on a per request basis.
Open the PT Activity. Perform the tasks in the activity instructions and then answer the question. Which PC or PCs are sending FTP packets to the server?
PC_2
Two students are working on a network design project. One student is doing the drawing, while the other student is writing the proposal. The drawing is finished and the student wants to share the folder that contains the drawing so that the other student can access the file and copy it to a USB drive. Which networking model is being used?
Peer-to-peer
Match a statement to the related network model. Peer-to-peer application
Requires a specific user interface. A background service is required.
Which application layer protocol is used to provide file-sharing and print services to Microsoft applications?
SMB
Match the function to the name of the application. SMTP
Sends email messages
The application layer of the TCP/IP model performs the functions of what three layers of the OSI model?
Session Presentation Application
Which two definitions accurately describe the associated application layer protocol?
Telnet - provides remote access to servers and networking devices DNS - resolves Internet names to IP addresses
Which statement is true about FTP?
The client can download data from or upload data to the server.
What are two characteristics of the application layer of the TCP/IP model?
The creation and maintenance of dialogue between source and destination applications. Closest to the end user.
Which three statements 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.
Refer to the exhibit. What command was used to resolve a given host name by querying the name servers?
nslookup