Java Fundamentals

Java was originally named

• Oak

• C++-++

• Advanced C++

• Coffee

Java is a (a)   language

Choose the correct order of the Java program execution.

A. Class Loader

B. Interpretation

C. Compilation

D. Byte Code Verification

E. Java Source Code

F. Execution

• E-C-A-D-B-F

• A-C-B-D-F-E

• E-C-B-A-D-F

• E-B-C-A-D-F

Which of the following is used to load a .class file?

• Class Loader

• JIT compiler

• Byte Code verifier

• Interpreter

JVM stands for (a)  

How many class files will be created for the following code?

class A { .... }

class B { .... }

public class C

{

public static void main(String args[])

{

...... } }

Note: Assume that A,B and C are in same file TestClass.java

• 1

• 2

• 3

• 0

Java is a pure object oriented programming language.

• Yes

• No

The keyword "method" is an another name for?

• function

• variable

• class

• object

Where does a java program starts its execution?

• class

• main

• method

• object

What will be the Output o the following code?

class Sample{

public static void main(String args[])

{

int len = args.length;

System.out.println(len);

}

}

• Compilation Error

• Runtime Error

• The program compiles and executes successfully but prints nothing

• The program compiles and executes successfully and prints 0