Web Services Development MCQs with Answers
Practice important Web Services Development MCQs with answers and explanations.
Multiple Choice Questions
Q71: Which of the following is TRUE about class variables?
- A: They are destroyed when the object is destroyed.
- B: They are created with the 'new' keyword.
- C: They are always private.
- D: They can be declared as constants.
View Answer
D
Q72: What is the function of JVM (Java Virtual Machine)?
- A: Loads and verifies code
- B: Executes code
- C: Provides runtime environment
- D: All of the above
View Answer
D
Q73: What is the implementation of JVM known as?
- A: JDK
- B: JRE
- C: IDE
- D: JIT
View Answer
B
Q74: Which of the following is NOT a component of JVM's internal architecture?
- A: Classloader
- B: Memory area
- C: Register set
- D: Compilation engine
View Answer
D
Q75: Which of the following is a primitive data type in Java?
- A: String
- B: Array
- C: int
- D: Class
View Answer
C
Q76: The operator '+' in Java performs __________.
- A: Subtraction
- B: Division
- C: Multiplication
- D: Addition
View Answer
D
Q77: If A = 10 and B = 20, what is the result of A * B?
- A: 200
- B: 30
- C: -10
- D: 10
View Answer
A
Q78: The '++' operator in Java __________.
- A: Decreases the value by 1
- B: Increases the value by 1
- C: Subtracts the right-hand operand
- D: Divides the left-hand operand
View Answer
B
Q79: JVM provides definitions for __________.
- A: Memory area
- B: Class file format
- C: Fatal error reporting
- D: All of the above
View Answer
D
Q80: What are the two types of data types in Java?
- A: Primitive and Abstract
- B: Class and Object
- C: Primitive and Non-Primitive
- D: Static and Dynamic
View Answer
C