Servlets - Java (MCQ) questions and answers

1)    Connection Pooling Class manages no of user requests for connections to improve the performance.
- Published on 19 Oct 15

a. True
b. False
Answer  Explanation 

ANSWER: True

Explanation:
No explanation is available for this question!


2)   Which object of HttpSession can be used to view and manipulate information about a session?
- Published on 19 Oct 15

a. session identifier
b. creation time
c. last accessed time
d. All mentioned above
Answer  Explanation 

ANSWER: All mentioned above

Explanation:
No explanation is available for this question!


3)   Using mail API we cannot send mail from a servlet.
- Published on 22 Jul 15

a. True
b. False
Answer  Explanation 

ANSWER: False

Explanation:
No explanation is available for this question!


4)   Which class provides stream to read binary data such as image etc. from the request object?
- Published on 22 Jul 15

a. ServltInputStream
b. ServletOutputStream
c. Both A & B
d. None of the above
Answer  Explanation 

ANSWER: ServltInputStream

Explanation:
No explanation is available for this question!


5)   The sendRedirect() method of HttpServletResponse interface can be used to redirect response to another resource, it may be servlet, jsp or html file.
- Published on 22 Jul 15

a. True
b. False
Answer  Explanation 

ANSWER: True

Explanation:
No explanation is available for this question!


6)   Which of these ways used to communicate from an applet to servlet?
- Published on 22 Jul 15

a. RMI Communication
b. HTTP Communication
c. Socket Communication
d. All mentioned above
Answer  Explanation 

ANSWER: All mentioned above

Explanation:
No explanation is available for this question!


7)   Which methods are used to bind the objects on HttpSession instance and get the objects?
- Published on 22 Jul 15

a. setAttribute
b. getAttribute
c. Both A & B
d. None of the above
Answer  Explanation 

ANSWER: Both A & B

Explanation:
No explanation is available for this question!


8)   Which type of ServletEngine is a server that includes built-in support for servlets?
- Published on 21 Jul 15

a. Add-on ServletEngine
b. Embedded ServletEngine
c. Standalone ServletEngine
d. None of the above
Answer  Explanation 

ANSWER: Standalone ServletEngine

Explanation:
No explanation is available for this question!


9)   What type of servlets use these methods doGet(), doPost(),doHead, doDelete(), doTrace()?

- Published on 21 Jul 15

a. Genereic Servlets
b. HttpServlets
c. All of the above
d. None of the above
Answer  Explanation 

ANSWER: HttpServlets

Explanation:
No explanation is available for this question!


10)   Which cookie it is valid for single session only and it is removed each time when the user closes the browser?
- Published on 20 Jul 15

a. Persistent cookie
b. Non-persistent cookie
c. All the above
d. None of the above
Answer  Explanation 

ANSWER: Non-persistent cookie

Explanation:
No explanation is available for this question!


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