Answer & Solution
Answer: Option B
Solution:
In JavaScript, true is converted to 1 and false is converted to 0, so true + false equals 1.
Q
What is the result of true + false?
Related Questions on Average
What does the !! operator do to a value?
A). Negates the value
B). Converts the value to its boolean equivalent
C). Increments the value by 2
D). No effect
What does the typeof operator return for an array?
A). object
B). array
C). list
D). collection
What is the result of the expression 5 + '5'?
A). 10
B). 55
C). 55
D). NaN
Which of the following is a logical operator in JavaScript?
A). &&
B). ||
C). !
D). All of the above
Which operator checks if two values are not equal and also checks for type?
A). !=
B). !==
C). <
D). >
What does the typeof operator return for a function?
A). function
B). object
C). undefined
D). method
Which operator would you use to determine the remainder of a division in JavaScript?
A). /
B). %
C). //
D). \
What is the result of 5 === '5'?
A). 1
B). 0
C). 1
D). 0
Which of the following is not a comparison operator?
A). ==
B). >
C). <=
D). =
What is the value of the expression null == undefined?
A). 1
B). 0
C). null
D). undefined