When a class B can extend another class A, we say that
A. A is the superclass and B is the subclass
B. B is the superclass and A is the subclass
C. Both A and B are the superclass
D. Both A and B are the subclass
Answer: Option A
Solution(By Examveda Team)
Instances of B inherit all the instance methods of A. The class B can define its own instance methods, some of which may override methods of the same name defined by class A.The behaviour of the instances present of a class inside a method is defined by
A. Method
B. Classes
C. Interfaces
D. Classes and Interfaces
The keyword or the property that you use to refer to an object through which they were invoked is
A. from
B. to
C. this
D. object
Consider the following code snippet :
var o = new F();
o.constructor === F
A. false
B. true
C. 0
D. 1
The basic difference between JavaScript and Java is
A. There is no difference
B. Functions are considered as fields
C. Variables are specific
D. Functions are values, and there is no hard distinction between methods and fields
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