JAVA PROGRAMMING EXAMINATION QUESTIONS AND
CORRECT ANSWER WITH EXPLANATION GRADED A+
STUDY GUIDE SOUTHERN NEW HAMPSHIRE UNIVERSITY
1. Java is a:
A. Programming language
B. Hardware device
C. Operating system
D. Database only
Answer: A
Rationale: Java is a high-level programming language.
2. Java was developed by:
A. Sun Microsystems
B. Microsoft
C. Apple
D. IBM only
Answer: A
Rationale: Java was created at Sun Microsystems.
3. Java is known as:
A. Platform-independent language
B. Hardware language
C. Machine-only language
D. Browser only
Answer: A
Rationale: Java runs on any JVM platform.
4. JVM stands for:
A. Java Virtual Machine
B. Java Variable Method
C. Joint Virtual Module
D. Java Verified Model
Answer: A
Rationale: JVM executes Java bytecode.
5. Java source file extension is:
A. .java
, B. .py
C. .c
D. .exe
Answer: A
Rationale: Java code is saved as .java.
6. Java bytecode is executed by:
A. JVM
B. Compiler only
C. Browser
D. Hardware only
Answer: A
Rationale: JVM runs bytecode.
7. Java compiler converts code into:
A. Bytecode
B. Machine code directly
C. Images
D. Text files
Answer: A
Rationale: Javac produces bytecode.
8. JDK stands for:
A. Java Development Kit
B. Java Data Kernel
C. Java Design Kit
D. Joint Development Kit
Answer: A
Rationale: JDK includes tools for Java development.
9. JRE stands for:
A. Java Runtime Environment
B. Java Run Engine
C. Java Resource Executor
D. Java Runtime Editor
Answer: A
Rationale: JRE runs Java programs.
10. Java is:
A. Object-oriented
, B. Procedural only
C. Functional only
D. Hardware language
Answer: A
Rationale: Java supports OOP.
11. Class in Java is:
A. Blueprint of object
B. Variable
C. Function only
D. Loop
Answer: A
Rationale: Defines object structure.
12. Object is:
A. Instance of a class
B. Function
C. Variable only
D. File
Answer: A
Rationale: Created from class.
13. Method is:
A. Function inside class
B. Variable
C. Object only
D. File
Answer: A
Rationale: Performs actions.
14. main() method is:
A. Program entry point
B. Loop function
C. Class name
D. Variable
Answer: A
Rationale: Execution starts here.
15. public keyword means:
A. Accessible everywhere
CORRECT ANSWER WITH EXPLANATION GRADED A+
STUDY GUIDE SOUTHERN NEW HAMPSHIRE UNIVERSITY
1. Java is a:
A. Programming language
B. Hardware device
C. Operating system
D. Database only
Answer: A
Rationale: Java is a high-level programming language.
2. Java was developed by:
A. Sun Microsystems
B. Microsoft
C. Apple
D. IBM only
Answer: A
Rationale: Java was created at Sun Microsystems.
3. Java is known as:
A. Platform-independent language
B. Hardware language
C. Machine-only language
D. Browser only
Answer: A
Rationale: Java runs on any JVM platform.
4. JVM stands for:
A. Java Virtual Machine
B. Java Variable Method
C. Joint Virtual Module
D. Java Verified Model
Answer: A
Rationale: JVM executes Java bytecode.
5. Java source file extension is:
A. .java
, B. .py
C. .c
D. .exe
Answer: A
Rationale: Java code is saved as .java.
6. Java bytecode is executed by:
A. JVM
B. Compiler only
C. Browser
D. Hardware only
Answer: A
Rationale: JVM runs bytecode.
7. Java compiler converts code into:
A. Bytecode
B. Machine code directly
C. Images
D. Text files
Answer: A
Rationale: Javac produces bytecode.
8. JDK stands for:
A. Java Development Kit
B. Java Data Kernel
C. Java Design Kit
D. Joint Development Kit
Answer: A
Rationale: JDK includes tools for Java development.
9. JRE stands for:
A. Java Runtime Environment
B. Java Run Engine
C. Java Resource Executor
D. Java Runtime Editor
Answer: A
Rationale: JRE runs Java programs.
10. Java is:
A. Object-oriented
, B. Procedural only
C. Functional only
D. Hardware language
Answer: A
Rationale: Java supports OOP.
11. Class in Java is:
A. Blueprint of object
B. Variable
C. Function only
D. Loop
Answer: A
Rationale: Defines object structure.
12. Object is:
A. Instance of a class
B. Function
C. Variable only
D. File
Answer: A
Rationale: Created from class.
13. Method is:
A. Function inside class
B. Variable
C. Object only
D. File
Answer: A
Rationale: Performs actions.
14. main() method is:
A. Program entry point
B. Loop function
C. Class name
D. Variable
Answer: A
Rationale: Execution starts here.
15. public keyword means:
A. Accessible everywhere
