Q
What does the padStart() method do?

Answer & Solution

Answer: Option A
Solution:
The padStart() method pads the current string with another string until the resulting string reaches the given length.
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How do you convert a number to a string in JavaScript?

A). number.toString()

B). number.toText()

C). number.convert()

D). number.string()

How do you check if a string ends with a specific substring?

A). endsWith()

B). isEnd()

C). hasSuffix()

D). ends()

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 trim whitespace from the beginning and end of a string?

A). trimStart()

B). trim()

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D). strip()

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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

How do you check if a string starts with a specific substring?

A). beginsWith()

B). startsWith()

C). isStart()

D). hasPrefix()

How do you create a multi-line string in JavaScript?

A). Use single quotes

B). Use double quotes

C). Use backticks

D). Use escape characters

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

How do you convert a string to uppercase in JavaScript?

A). toUpper()

B). upperCase()

C). toUpperCase()

D). toCaps()