Java Fundamentals - 3

Modulus operator (%) can be applied to which of these?

• Integers

• Floating - point numbers

• Both A and B

• None of These

Division operator has ____ precedence over multiplication operator

• Heighest

• Least

• Equal

• None of These

In Java code, the line that begins with /* and ends with */ is known as?

• Multiline comment

• Single line comment

• Both A & B

• None of these

Which of the following option leads to the portability and security of Java?

• Bytecode is executed by JVM

• The applet makes the Java code secure and portable

• Use of exception handling

• Dynamic binding between objects

_____ is used to find and fix bugs in the Java programs.

• JVM

• JRE

• JDK

• JDB

Java was first developed in?

• 1990

• 1991

• 1993

• 1994

Which command is used to compile a java program?

• javac

• java

• javad

• .javadoc

The expected signature of the main method is public static void main(). What happens if we make a mistake and forget to put the static keyword?

• The JVM issues an error saying that main method should be declared static

• The compiler issues a warning saying that main method should be declared static and adds it automatically

• The JVM successfully invokes the main method

• The JVM fails at runtime with NoSuchMethodError

The extension name of a Java source code file is?

• .java

• .obj

• .class

• .exe

Java is also known as …… stage language

• 1

• 2

• 3

• 4