Answer & Solution
Answer: Option A
Solution:
JavaScript automatically converts the number 5 to the string '5' and concatenates it with '3', resulting in '53'.
Q
How does JavaScript handle the expression 5 + '3'?
Related Questions on Average
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()
How do you concatenate multiple strings and a number in JavaScript?
A). Using the + operator
B). Using the concat() method
C). Using the join() method
D). Using the combine() method
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'
What is the result of '5' + '3' + 2 in JavaScript?
A). '532'
B). '8'
C). '5'
D). '53'
How do you add a number and a string in JavaScript to get a string result?
A). string + number.toString()
B). string + number
C). string + Number(number)
D). number + string
What is the result of 5 + 3 in JavaScript?
A). 8
B). 53
C). '8'
D). 15
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' + 3 evaluate to in JavaScript?
A). '53'
B). 8
C). 53
D). '8'
What does '5' + '3' evaluate to in JavaScript?
A). '53'
B). 8
C). 53
D). '8'