Application Layer — Test 1

Correct Answer: D. D. All of the mentioned
Explanation: HTTP is an application layer protocol. Whereas TCP is a transport layer protocol.

Correct Answer: D. D. Interactive games
Explanation: File transfer, File download and Email are services provided by the application layer and there are message and data oriented.

Correct Answer: D. D. Tcp
Explanation: TCP is transport layer protocol.

Correct Answer: B. B. Message
Explanation: For Application, Presentation and Session layers there is no data format for message. Message is message as such in these three layers. But when it comes to Transport, Network, Data and Physical layer they have data in format of segments, packets, frames and bits respectively.

Correct Answer: D. D. Both peer-to-peer & client-server
Explanation: HTTP is a protocol.

Correct Answer: C. C. Both transport layer protocol and maximum buffer size
Explanation: Application layer provides the interface between applications and the network. So application developer can decide what transport layer to use and what should be its maximum buffer size.

Correct Answer: A. A. End to end
Explanation: End to End service is provided in the application layer. Whereas process to process service is provided at the transport layer.

Correct Answer: C. C. Elastic application
Explanation: Because it can work with available throughput.

Correct Answer: C. C. Port
Explanation: IP address lets you know where the network is located. Whereas MAC address is a unique address for every device. Port address identifies a process or service you want to carry on.

Correct Answer: D. D. Internet telephony
Explanation: Internet telephony is Loss-tolerant other applications are not.