Which method is used to find the length of a string?
A). length()
B). len()
C). size()
D). length
What does the charAt() method do?
A). Returns the ASCII value of a character
B). Returns the Unicode value of a character
C). Returns the character at a specified index
D). Returns the first character in a string
How do you declare a string in JavaScript?
A). var str = 'Hello';
B). var str = 'Hello';
C). var str = Hello;
D). All of the above
How do you check if a string starts with a specific substring?
A). beginsWith()
B). startsWith()
C). isStart()
D). hasPrefix()
What does the split() method do?
A). Splits a string into characters
B). Splits a string into an array of substrings
C). Divides a string into two parts
D). Cuts a string in half
What does the padStart() method do?
A). Adds padding to the beginning of a string
B). Adds padding to the end of a string
C). Adds padding to both ends of a string
D). Removes padding from the beginning of a string
Which method can be used to search for a specified value in a string and return its position?
A). search()
B). find()
C). indexOf()
D). locate()
How do you trim whitespace from the beginning and end of a string?
A). trimStart()
B). trim()
C). trimWhitespace()
D). strip()
Which method would you use to replace a part of a string with another string?
A). replace()
B). substitute()
C). change()
D). swap()
What is the result of 'Hello'.concat(' ', 'World')?
A). HelloWorld
B). Hello World
C). Hello, World
D). HelloWorld