Tag: programming languages

Questions Related to programming languages

Which of the implicit objects won’t be available ?
technology programming languages

  1. session, request

  2. exception, request

  3. exception, config

  4. session, exception

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Correct Option: D

ejbCreate() method of CMP bean returns
technology programming languages

  1. null

  2. Primary Key class

  3. Home Object

  4. Remote Object

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Correct Option: A

Which of the following is correct syntax for an Abstract class ?
technology programming languages

  1. abstract double area() { }

  2. abstract double area()

  3. abstract double area();

  4. abstract double area(); { }

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Correct Option: C

What is the output of following block of program ? boolean var = false; if(var = true) { System.out.println(“TRUE”); } else { System.out.println(“FALSE”); }
technology programming languages

  1. TRUE

  2. FALSE

  3. Compilation Error

  4. Run-time Error

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Correct Option: A

What is an infinite loop?
technology programming languages

  1. A loop that functions infinitely well

  2. A loop that runs forever

  3. A loop that never starts

  4. A loop that will never function

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Correct Option: B

One of the new features in the JDBC 2.0 API is the ability to move a result set's cursor Backward as well as Forward
technology programming languages

  1. True

  2. False

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Correct Option: B

Which interface is implemented by the services in order to pass configuration information to a Servlet when it first starts
technology programming languages

  1. Structs Config

  2. WebXML

  3. ServletConfig

  4. None of the above

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Correct Option: C

In JDBC ______________ used to create an instance of a driver and register it with the DriverManager. When you have loaded a driver, it is available for making a connection with a DBMS.
technology programming languages

  1. Class.forName

  2. Class.JDBCODBC

  3. Class.JdbcDriver

  4. Class.Loader

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Correct Option: A

_________ method for posting the information in Action class
technology programming languages

  1. doGet()

  2. doPost()

  3. execute()

  4. validate()

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Correct Option: B

Which abstract class is the super class of all classes used for writing characters. Select the one correct answer.
technology programming languages

  1. FileWriter

  2. CharWriter

  3. Writer

  4. OutputStream

  5. FileOutputStream

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Correct Option: C