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RRB Junior Engineer / DMS / CMA 2019 · Question 3635 of 3719

What is the use of 'javac' command?

  1. AExecute a java program
  2. BDebug a java program
  3. CInterpret a java program
  4. DCompile a java programCorrect

Answer: D. Compile a java program

Explanation

Concept The javac command in Java compiles a program from a command prompt. It reads a Java source program from a text file and creates a compiled Java class file. Syntax javac filename [options] For example, to compile a program named Abc.java, use this command: javac Abc.java

Source: RRB JE 2019 (CBT 2) (IT) Previous Year Paper (30 Aug 2019) — prepp.in solved-paper PDF (answer key with explanations) · reliable-secondary

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