Javascript String MCQ

The endsWith method in JavaScript is a method that can be called on a string value to determine whether the string ends with the specified string.
In this case, the endsWith method is called on the string "Hello World!", with the string "World!" as the argument.
Since the string "Hello World!" does end with the string "World!", the endsWith method will return true.

The includes method in JavaScript is a method that can be called on a string value to determine whether the string includes the specified string.
In this case, the includes method is called on the string "Hello World!", with the string "World" as the argument.
Since the string "Hello World!" does include the string "World", the includes method will return true.

The repeat method in JavaScript is a method that can be called on a string value to create a new string that is the specified number of copies of the original string.
In this case, the repeat method is called on the string "Hello World!", with the number 3 as the argument.
The repeat method will create a new string that is 3 copies of the original string, resulting in the string "Hello World!Hello World!Hello World!".

The charAt() method returns the character at a specified index in a string.
In this case, the index is 0, so the method returns the first character of the string, which is 'H'.

The charAt() method returns the character at a specified index in a string.
In this case, the index is the length of the string minus 1, which is the last character of the string, '!'.

The substring() method returns the characters in a string between two specified indices.
In this case, the indices are 0 and 5, so the method returns the characters from the beginning of the string up to but not including the character at index 5, which is 'Hello'

The substring() method returns the characters in a string between two specified indices. In this case, the indices are 7 and 12, so the method returns the characters from index 7 up to but not including the character at index 12, which is 'world'.

The slice() method returns the characters in a string between two specified indices.
In this case, the indices are 0 and 5, so the method returns the characters from the beginning of the string up to but not including the character at index 5, which is 'Hello'.