Answer & Solution
Answer: Option A
Solution:
When the - operator is used, JavaScript tries to convert the string to a number, so '5' - 2 evaluates to 3.
Q
What is the result of '5' - 2?
Related Questions on Average
Which operator checks if two values are not equal and also checks for type?
A). !=
B). !==
C). <
D). >
What does the + operator do when used with two numbers?
A). Concatenates them as strings
B). Adds them
C). Multiplies them
D). Subtracts them
What does the typeof operator return for an array?
A). object
B). array
C). list
D). collection
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 is used to assign a value to a variable in JavaScript?
A). =
B). ==
C). ===
D). =>
Which of the following is a logical operator in JavaScript?
A). &&
B). ||
C). !
D). All of the above
Which operator is used for string concatenation in JavaScript?
A). -
B). *
C). +
D). /
Which operator would you use to determine the remainder of a division in JavaScript?
A). /
B). %
C). //
D). \
What is the output of 10 > 5 && 5 < 2?
A). 1
B). 0
C). 1
D). 0
Which of the following is not a comparison operator?
A). ==
B). >
C). <=
D). =