16.
Which of the following is not considered as an error in JavaScript?

17.
The escape sequence ‘f’ stands for

18.
The snippet that has to be used to check if “a” is not equal to “null” is

19.
The statement a===b refers to

20.
Assume that we have to convert “false” that is a non-string to string. The command that we use is (without invoking the “new” operator)

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