Http — Test 1

Correct Answer: A. A. Web cache doesnt has its own disk space
Explanation: Web cache or also known as HTTP cache is a temporary storage where HTML pages and images are stored temporarily so that server lag could be reduced.

Correct Answer: C. C. 5
Explanation: 4 jpeg images + 1 base HTML file.

Correct Answer: A. A. Persistent
Explanation: By default the http connection is issued with persistent connection. In persistent connection server leaves connection open after sending response. As little as one RTT (Time for a small packet to travel from client to server and back) is required for all referenced objects.

Correct Answer: B. B. Rtt
Explanation: RTT stands for round-trip time.

Correct Answer: C. C. Third
Explanation: In first step client sends a segment to establish a connection with the server. In the second the step the client waits for the acknowledgement to be received from the server. After receiving the acknowledgement, the client sends actual data in the third step.

Correct Answer: B. B. 1
Explanation: By default the http connection will be persistent connection. Hence it will take only 1 RTT to fetch a webpage from a server.

Correct Answer: A. A. Request line
Explanation: The line followed by request line are called header lines and status line is the initial part of response message.

Correct Answer: A. A. Request line
Explanation: It is specified in the method field of request line in the HTTP request message.

Correct Answer: C. C. Get
Explanation: There are two methods which help to request a response from a server. Those are GET and POST. In GET method, the client requests data from server. In POST method the client submits data to be processed to the server.

Correct Answer: C. C. Head
Explanation: HEAD method is much faster than GET method. In HEAD method much smaller amount of data is transferred. The HEAD method asks only for information about a document and not for the document itself.