Here, you will find a collection of MCQ questions on JavaScript. Go through these questions to enhance your preparation for upcoming examinations and interviews.
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var sum=0;
vararr=[101,150,201,30];
arr.forEach(functionmyFunction(element)
{
sumsum=sum+element;
});
document.writeln(sum);
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var values=["Three","two","one"]; varans=values.shift(); document.writeln(ans);
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var arr=[4,3,2,1]; var rev=arr.reverse(); document.writeln(rev);
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var values=[4,5,6,7] varans=values.slice(1); document.writeln(ans);
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var x1 =[,,,]; var x2 =newArray(10); 0in x1 0in x2
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