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Which of the following command is used to compile the Java program

  • java
  • javac
  • javap
  • none of these

Answer: Option B

Similar Questions :

1. Minimum threads in a program are

  • 1
  • 2
  • 5
  • Many

Answer: Option A

2. Executable applet is

  • .applet file
  • .java html
  • .java file
  • .class file

Answer: Option D

3. Inheritance means

  • Sub class extends super class
  • Sub class extends Base class
  • Sub class create object of super class
  • All of the above

Answer: Option A

4. Which collection class associates values witch keys, and orders the keys according to their natural order

  • java.util.HashSet
  • java.util.LinkedList
  • java.util.TreeMap
  • java.util.SortedSet

Answer: Option C

5. Interfaces helps in which type of inheritance

  • Multiple inheritance
  • Multilevel inheritance
  • Hierarchical inheritance
  • None of above

Answer: Option A

Read more from - Java Objective Questions Answers -Chapter 1
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