MCQ
……… built in function is there to work with numbers in JavaScript.
  • A
    digits( ) 
  • B
    isNaN( ) 
  • isnan( ) 
  • D
    alert( )

Answer

Correct option: C.
isnan( ) 
(C) isnan( )

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free