Tag: java

Questions Related to java

How does Tomcat execute a JSP?
java

  1. As a CGI script

  2. As an independent process

  3. By one of Tomcat's threads

  4. None of the above is correct.

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Correct Option: C

The Maximum Length Of The Session Id(Length Identifier) Is ___________
java

  1. 4K

  2. 2K

  3. 6K

  4. None of the above is correct.

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Correct Option: A

Following method(s) cannot be overridden in the JSP page.
java

  1. _jspService()

  2. jspInit()

  3. jspDestroy()

  4. getParameter()

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Correct Option: A

The session tracking in the JSP can be done by :-

  1. URL rewriting
  2. Cookies
  3. User-Authorization
  4. Hidden Files
java

  1. 1,3,4 only

  2. 2,3,4 only

  3. 1,2,4 only

  4. 1,2,3,4

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Correct Option: C

Calling of which of the following method causes unpredictable results in the Servlet.
java

  1. doPost()

  2. doGet()

  3. System.out.println()

  4. System.exit(0);

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Correct Option: D

Some Operating Systems have a limitation on the Max Length of the URL, which are normally _______ characters.
java

  1. 255

  2. 225

  3. 264

  4. 250

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Correct Option: A

The mails can be send from the Servlet by the usage of the following :-
java

  1. Simple Mail Transfer Protocol (SMTP) implementation in Java.

  2. Java Mail API

  3. Both a and b

  4. Neither a and b

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Correct Option: A

You read the following statement in a Java program that compiles and executes.

submarine.dive(depth);

What can you say for sure?
java

  1. depth must be an int

  2. dive must be a method.

  3. dive must be the name of an instance field.

  4. submarine must be the name of a class

  5. submarine must be a method.

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Correct Option: B

Given the following class definition, which of the following methods could be legally placed after the comment //Here public class Rid{ public void amethod(int i, String s){} //Here }
java

  1. public void amethod(int s, String i){}

  2. public void Amethod(int i, String s) {}

  3. public void amethod(int i, String mystring){}

  4. None of the above

  5. public int amethod(int i, String s){}

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Correct Option: B

Which of the following are primitive types?
java

  1. Float

  2. None of the above

  3. byte

  4. String

  5. integer

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Correct Option: C