Java Basic

1. Who invented Java Programming?

• 1. a) Guido van Rossum
     

• 1. b) James Gosling
     

• 1. c) Dennis Ritchie
     

• 1. d) Bjarne Stroustrup

2. Which statement is true about Java?

• a) Java is a sequence-dependent programming language
  

• b) Java is a code dependent programming language
  

• c) Java is a platform-dependent programming language
  

• d) Java is a platform-independent programming language

3. Which component is used to compile, debug and execute the java programs?

• a) JRE
  

• b) JIT
  

• c) JDK
  

• d) JVM

4.What is the extension of java code files?

• a) .js
  

• b) .txt
  

• c) .class
  

• d) .java

5.Which environment variable is used to set the java path?

• a) MAVEN_Path
  

• b) JavaPATH
  

• c) JAVA
  

• d) JAVA_HOME

6.Which of the following tool is used to generate API documentation in HTML format from doc comments in source code?

• 1. javap tool

• 1. javaw command

• 1. Javadoc tool

• 1. javah command

7.JRE stands for ___.

• 1. Java run ecosystem

• 1. JDK runtime Environment

• 1. Java Runtime Environment

• 1. None of these

8.Can we keep a different name for the java class name and java file name?

• 1. Yes

• 1. No

• None of the above

• NA

9.Multiline comment is created using ___.

• 1. //

• 1. /* */

• 1. <!--  -- >

• 1. All of these

10.What is the entry point of a program in Java?

• 1. main() method

• 1. The first line of code

• 1. Last line of code

• 1. main class