JavaScript Online Quiz

Top JavaScript Interview questions with answers for freshers .

Javascript is Object Oriented programming language used in both Frontend and Backend Development. Its is the part of HTML Stack which includes HTML, CSS and JavaScript. It is mainly in Frontend Web Development. JavaScript is No 1 Programming Language on Github and Stack Overflow.

JavaScript Quiz

which function we use to check whether given input is number or not?


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<script> var x=2+2+2+"9"; alert(x);</script>

what would be the output of this JavaScript code?


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Is JavaScript Case Sensitive programming language?


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<script> var str = "tech altum"; var result = str.slice(5); alert(result); </script>


what would be the output of this JavaScript code?


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<script> var str = "tech altum"; alert(str[0]); </script>

what would be the output of this JavaScript code?


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