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OOPS THROUGH JAVA_BASICS2 Flashcards | StudBud

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Types of exceptions in Java programming are

Super keyword in java is used to

OOPS THROUGH JAVA_BASICS2

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Answers

1
Super keyword in java is used to
All
Invoke immediate parent class constructor.
Invoke immediate parent class methods.
Refer immediate parent class instance variables.
2
Types of exceptions in Java programming are
Both A & B
None
unchecked exception
Checked exception
3
Final keyword in java is used with
class fields
class
All of the above
class methods
4
For Cat and Animal class, correct way of inheritance in java is
None is correct way
class Animal extends Cat
class Cat extends Animal
Both are correct way
5
Which class cannot be sub classed?
object class
final class
abstract class
child class
6
If class B is sub class from class A then which is the correct syntax
class B extends A{}
class B:A{}
class B extends class A{}
class B implements A{}
7
Advantage of inheritance in java programming is/are
All
Class Extendibility
Save development time
Code Re-usability
8
Which inheritance in java programming is not supported
Single inheritance
Multiple inheritance using classes
Multilevel inheritance
Multiple inheritance using interfaces
9
Order of execution of constructors in Java Inheritance is
Random order
Derived to base class
none
Base to derived class
10
Java object oriented programming concepts is/are
All of the above.
polymorphism
Inheritance
Encapsulation