Consider the following code snippet
let x=x+1;
console.log(x);
What will be the result for the above code snippet?
let x=x+1;
console.log(x);
A. 0
B. Null
C. ReferenceError
D. NaN
Answer: Option D
Solution(By Examveda Team)
Since x is a let variable and since x is undefined, so x+1 is NaN. Thus, the above code snippet prints NaN.Related Questions on Classes and Modules
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 :
The output would be :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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