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
Which operator is used for string concatenation in JavaScript?
A). -
B). *
C). +
D). /
What is the output of 10 > 5 && 5 < 2?
A). 1
B). 0
C). 1
D). 0
What is the result of 5 === '5'?
A). 1
B). 0
C). 1
D). 0
Which of the following operators can be used to compare two values, including type comparison?
A). ==
B). =
C). ===
D). !==
What is the result of the expression 3 * '3'?
A). 9
B). 9
C). 33
D). NaN
What is the result of the expression 5 + '5'?
A). 10
B). 55
C). 55
D). NaN
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
Which operator would you use to determine the remainder of a division in JavaScript?
A). /
B). %
C). //
D). \
Which operator is used to assign a value to a variable in JavaScript?
A). =
B). ==
C). ===
D). =>
What is the result of '5' - 2?
A). 3
B). 3
C). 03-May
D). NaN