Inheritance + java

Quiz
•
Computers
•
University
•
Medium

Vivek Kumar
Used 15+ times
FREE Resource
9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Inheritance is used when the relationship between two classes: _______ relationship.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A class that is inherited is called a ______ .
superclass
Subclass
subsetclass
Relativeclass
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which Java statement represents inheritance?
class body inherit Car
class body super Car
class body extends Car
class body override Car
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following is/are true about inheritance in Java?
I. A subclass inherits all the methods and variables of the superclass.
II. A subclass can override the methods of its superclass
III. A subclass has access to the private instance variables of the superclass.
I only
II only
III only
I and II only
I and III only
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
super keyword is used to access
only subclass methods
parent class variables and methods
subclass variables and methods
only parent class methods
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
A class member declared protected becomes a _______member of subclass.
public
private
protected
default
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is true about inheritance in Java?
1) Private methods are final.
2) Protected members are accessible within a package and
inherited classes (outside the package).
3) Protected methods are final.
4) Private methods cannot be overridden in derived class.
1, 2 and 4
Only 1 and 2
1, 2 and 3
2, 3 and 4
9.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Java does not support ___________ inheritance, through classes.
Multilevel
Multiple
Hybrid
Hierarchical
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