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Converting a primitive type data into its corresponding wrapper class object instance is called

  • boxing
  • wrapping
  • instantiation
  • autoboxing

Answer: Option D

Similar Questions :

1. After the compilation of the java source code, which file is created by the JVM

  • .class
  • .java
  • .cdr
  • .doc

Answer: Option A

2. pow () is associated with which class

  • Math class
  • Input stream class
  • Object class
  • None of above

Answer: Option A

3. Which command disassembles a class file

  • javaamd
  • javacmd
  • java
  • javap

Answer: Option D

4. Thread class is available in

  • java.io package
  • java.lang package
  • java.awt package
  • java.util package

Answer: Option B

5. Which of the following below are valid isolation levels in J2EE

  • TRANSACTION_READ_UNCOMMITTED
  • TRANSACTION_SERIALIZABLE
  • Only A
  • Both A and B

Answer: Option D

Read more from - Java Objective Questions Answers -Chapter 1
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