How does JavaScript handle the expression 5 + '3'?
A). Converts 5 to a string and concatenates
B). Converts '3' to a number and adds
C). Throws an error
D). Converts '5' to a number and adds
What will be the output of 5 + ' apples' + 3 in JavaScript?
A). '5 apples3'
B). '8 apples'
C). '53 apples'
D). '5 apples + 3'
What does '5' + '3' evaluate to in JavaScript?
A). '53'
B). 8
C). 53
D). '8'
What is the output of 5 + NaN in JavaScript?
A). NaN
B). 5
C). '5NaN'
D). 0
What will be the output of 5 + 3 + ' apples' in JavaScript?
A). '8 apples'
B). 8 apples
C). '5 + 3 apples'
D). '53 apples'
How do you convert a string to a number in JavaScript before adding it to another number?
A). Number(string)
B). parseInt(string, 10)
C). string.toNumber()
D). string.convertToNumber()
What will be the output of 'apple' + null in JavaScript?
A). 'applenull'
B). 'apple'
C). 'null'
D). 'appl'
How do you convert a string to a number in JavaScript using the + operator?
A).
B).
C). *string
D). /string
How do you concatenate two strings in JavaScript?
A). string1.concat(string2)
B). string1 + string2
C). string1.join(string2)
D). string1.combine(string2)
What does '5' + undefined evaluate to in JavaScript?
A). '5undefined'
B). undefined
C). 'NaN'
D). '5'