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 statement correctly describes Java's syntax?

A). Case-Sensitive

B). Case-Insensitive

C). Whitespace-Sensitive

D). Indentation-Sensitive

Which statement correctly describes the Java compiler?

A). Translates Java Source Code into Bytecode

B). Executes Java Source Code

C). Debugs Java Source Code

D). Displays Java Source Code

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

What is the output of the following Java code snippet?

A). Hello World

B). HelloWorld

C). HELLO WORLD

D). Compilation Error

What is the purpose of the javap command in Java?

A). Display Java Class Information

B). Compile Java Source Code

C). Execute Java Bytecode

D). Debug Java Programs

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.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

How is Java code typically compiled on the command line?

A). javac .java

B). java .java

C). compile .java

D). execute .java

Which keyword is used to declare a class in Java?

A). class

B). interface

C). void

D). new

How is Java code typically executed on the command line?

A). java

B). run

C). compile

D). execute