Question Detail

Inheritance means

Sub class extends super class
Sub class extends Base class
Sub class create object of super class
All of the above

Answer: Option A

Similar Questions :

1. Which method is used to perform DML statements in

JDBC

execute()
executeUpdate()
executeQuery()
None of above

Answer: Option B

2. In which we clone the object and their constituent parts

Shallow cloning
Deep cloning
Both of above
None of above

Answer: Option B

3. Process of creating exact copy of the existing object is called

cloning
overloading
overriding
coping

Answer: Option A

4. Which of the following command is used to compile the Java program

java
javac
javap
none of these

Answer: Option B

5. How many transaction isolation levels are defined in java.sql.Connection interface

4
3
5
2

Answer: Option C

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