Q
What is the purpose of the java command in Java?

Answer & Solution

Answer: Option A
Solution:
The java command is used to execute Java bytecode. It loads and runs compiled Java bytecode files (.class files) on the Java Virtual Machine (JVM), which translates them into machine code and executes them.
Related Questions on Average

Which method serves as the entry point for a Java application?

A). main

B). start

C). execute

D). run

What is the role of the Java Virtual Machine (JVM)?

A). Execute Java Bytecode

B). Compile Java Source Code

C). Debug Java Programs

D). Optimize Java Applications

Which keyword is used to declare a class in Java?

A). class

B). interface

C). void

D). new

What is the role of the java.lang package in Java?

A). Provides Core Java Classes and Utilities

B). Handles Input/Output Operations

C). Manages Graphical User Interfaces

D). Implements Networking Functionality

Which statement correctly describes Java's syntax?

A). Case-Sensitive

B). Case-Insensitive

C). Whitespace-Sensitive

D). Indentation-Sensitive

Which statement correctly describes Java's main method?

A). Must Be Public and Static

B). Must Be Private and Non-Static

C). Must Be Public and Non-Static

D). Must Be Private and Static

What is the correct file extension for a Java source code file?

A). .java

B). .class

C). .exe

D). .jar

What is the output of the following Java code snippet?

A). Hello World

B). HelloWorld

C). HELLO WORLD

D). Compilation Error

Which statement correctly describes Java's compilation process?

A). Generates Bytecode from Java Source Code

B). Translates Bytecode into Machine Code

C). Generates Java Source Code from Bytecode

D). Translates Machine Code into Bytecode

How is Java code typically compiled on the command line?

A). javac .java

B). java .java

C). compile .java

D). execute .java