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1.
The protocol data unit (PDU) for the application layer in the Internet stack is
2.
What is the maximum size of data that the application layer can pass on to the TCP layer below?
3.
Identify the correct order in which the following actions take place in an interaction between a web browser and a web server.
The web browser requests a webpage using HTTP.
The web browser establishes a TCP connection with the web server.
The web server sends the requested webpage using HTTP.
The web browser resolves the domain name using DNS.
The web browser requests a webpage using HTTP.
The web browser establishes a TCP connection with the web server.
The web server sends the requested webpage using HTTP.
The web browser resolves the domain name using DNS.
4.
A graphical HTML browser resident at a network client machine Q accesses a static HTML webpage from a HTTP server S. The static HTML page has exactly one static embedded image which is also at S. Assuming no caching, which one of the following is correct about the HTML webpage loading (including the embedded image)?
5.
In one of the pairs of protocols given below, both the protocols can use multiple TCP connections between the same client and the server. Which one is that?
6.
Which one of the following statements is NOT correct about HTTP cookies?
7.
Consider the following statements: I. telnet, ftp and http are application layer protocols. II.l EJB (Enterprise Java Beans) components can be deployed in a J2EE (Java2 Enterprise Edition) application server. III. If two languages conform to the Common Language Specification (CLS) of the Microsoft.NET framework, then a class defined in any one of them may be inherited in the other. Which statements are true?
8.
Consider the set of activities related to e-mail A : Send an e-mail from a mail client to mail server B : Download e-mail headers from mail box and retrieve mails from server to a cache C : Checking e-mail through a web browser The application level protocol used for each activity in the same sequence is
9.
Which of the following protocol is used for transferring electronic mail messages from one machine to another?
10.
Which of the following protocols is used by email server to maintain a central repository that can be accessed from any machine?