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Which two definitions accurately describe the associated application layer protocol? ( Choose Two ) |
Telnet- provides remote access to servers and networking devices DNS- resolves Internet names to IP addresses |
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The application layer of the TCP/IP model performs the function of what three layers of the OSI Model? |
Session Presentation Application |
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Which layer of the TCP/IP model is used for formatting, compressing, and encrypting data? |
Application |
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What are two characteristics of the application layer of the TCP/IP model? |
The creation and maintenance of dialog between source and destination applications Closest to the end user |
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A manufacturing company subscribes to certain hosted services from its ISP. The services that are required include hosted world wide Web, file transfer, and email. Which protocols represent these three key applications? |
FTP HTTP SMTP |
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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 the Web browser. |
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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 |
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What do the client-server and peer-to-peer network models have in common? |
Both models support devices in server and client roles |
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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 |
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Which application layer protocol uses message types such as GET, PUT, and POST? |
HTTP |
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When retrieving email messages, which protocols allows for easy, centralized storage and backup of emails that would be desirable for a small-to-medium sized buisnesses? |
IMAP |
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Which three statements describes a DHCP Discover message? |
The destination address is 255.255.255.255 The message comes from a client seeking an IP address All hosts recieve the message, but only a DHCP server replies |
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What part of the URL, http://www.cisco.com/index.html, represents the top-level DNS domain? |
.com |
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Which two tasks can be performed by a local DNS server? |
Mapping name-to-IP address for internal hosts Forwarding name resolution requests between servers |
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Which phrase describes an FTP daemon? |
A program that is running on an FTP server |
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Which statement about FTP is true? |
The client can download data from or upload data to the server |
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What is true about the Server message block protocol? |
Clients establish a long term connection to servers |
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Which application layer protocol is used to provide file-sharing and print services to Microsoft applications? |
SMB |
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What is the acronym for the protocol that is used when securely communicating with a Web server? |
HTTPS |
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The HTTP message type used by the client to request data from the Web server is the _________ message |
GET |
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Refer to the exhibit. What command was used to resolve a given host name by querying the name servers? |
NSLOOKUP |
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Peer-to-peer Network |
No dedicated server is required Client and server roles are set on a per request basis |
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Peer-to-peer Application |
Requires a specific user interface A background service is required |
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DHCP |
Dynamically assigns IP addresses to clients |
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DNS |
Maps URL’s to numerical addresses |
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IMAP |
Allows viewing of messages on email clients |
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HTTP |
Displays Web pages |
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SMTP |
Sends email messages |
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Open the PT Activity. Perform the tasks in the activity instruction and then answer the question. Which PC or PCs are sending FTP packets to the server? |
PC-2 |
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