Networking Application Layer Study Guide
Which two definitions accurately describe the associated application layer protocol? (Choose two.)
1.) Telnet -provides remote access to servers and networking devices 2.) DNS - resolves Internet names to IP addresses?
Which three statements describe a DHCP Discover message? (Choose three.)
1.) The destination IP address is 255.255.255.255, 2.) The message comes from a client seeking an IP address, and 3.) All hosts receive the message, but only a DHCP server replies?
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 do the client/server and peer-to-peer network models have in common?
Both models support devices in server and client roles.
A manufacturing 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? (Choose three.)
FTP, HTTP, and SMTP
Select three protocols that operate at the Application Layer of the OSI model. (Choose three.)
FTP, POP3, and DHCP
Which networking model is being used when an author uploads one chapter document to a file server of a book publisher?
Gnutella
Which application layer protocol uses message types such as GET, PUT, and POST?
HTTP
Which protocol is used by a client to communicate securely 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 applications or services allow hosts to act as client and server at the same time?
P2P applications
What is an advantage of SMB over FTP?
SMB clients can establish a long-term connection to the server?
Which two protocols may devices use in the application process that sends email? (Choose two.)
SMTP and DNS
Which OSI layer provides the interface between the applications used to communicate and the underlying network over which messages are transmitted?
application
Which layer in the TCP/IP model is used for formatting, compressing, and encrypting data?
application
Which networking model is being used when an author uploads one chapter document to a file server of a book publisher?
client/server
What is a key characteristic of the peer-to-peer networking model?
resource sharing without a dedicated server
The application layer of the TCP/IP model performs the functions of what three layers of the OSI model? (Choose three.)
session , presentation, and application
What type of information is contained in a DNS MX record?
the domain name mapped to mail exchange servers?
What is the function of the HTTP GET message?
to request an HTML page from a web server
What is true about the Server Message Block protocol?
Clients establish a long term connection to servers?
What are two characteristics of peer-to-peer networks? (Choose two.)
decentralized resources and resource sharing without a dedicated server
In what networking model would eDonkey, eMule, BitTorrent, Bitcoin, and LionShare be used?
peer to peer
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
