MCQ's on Java Programming

MCQ 1:
Which of the following is not OOPS concept in Java?

Inheritance
Encapsulation
Polymorphism
Compilation

MCQ 2:
Which of the following is a type of polymorphism in Java?

Compile time polymorphism
Execution time polymorphism
Multiple polymorphism
Multilevel polymorphism

MCQ 3:
When does method overloading is determined?

At run time
At compile time
At coding time
At execution time

MCQ 4:
When Overloading does not occur?

More than one method with same name but different method signature and different number or type of parameters
More than one method with same name, same signature but different number of signature
More than one method with same name, same signature, same number of parameters but different type
More than one method with same name, same number of parameters and type but different signature

MCQ 5:
Which concept of Java is a way of converting real world objects in terms of class?

Polymorphism
Encapsulation
Abstraction
Inheritance

MCQ 6:
Java programs are

Faster than others
Platform independent
Not reusable
Not scalable

MCQ 7:
Which concept of Java is achieved by combining methods and attribute into a class?

Encapsulation
Inheritance
Polymorphism
Abstraction

MCQ 8:
Which one of the following is true for Java

Java is object oriented and interpreted
Java is efficient and faster than C
Java is the choice of everyone.
Java is not robust.

MCQ 9:
What is it called if an object has its own lifecycle and there is no owner?

Aggregation
Composition
Encapsulation
Association

MCQ 10:
How many times does the following code segment execute int x=1, y=10, z=1; do{y>0; x++; y-=2; y=z; z++} while (y>1 && z<10);

1
10
5
infinite

MCQ 11:
State weather the following statement is true or false for EJB.1. EJB exists in the middle-tier2. EJB specifies an execution environment3. EJB supports transaction processing

1-true, 2. true, 3. true
1- true, 2. false, 3. true
1- false, 2- false, 3- false
1-true, 2-true, 3-false