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JavaScript Logic Questions Every Developer Should Practice:whosgeek logic question

JavaScript Logic Questions Every Developer Should Practice:whosgeek

whosgeek.com March 20, 2026

When developers start learning JavaScript, most of their attention goes toward syntax, variables, loops, functions, and frameworks. However, intervie…

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Find prime number in array | javascript Dsa logic question

Find prime number in array | javascript Dsa

whosgeek.com November 15, 2025

var arr = [ 2 , 3 , 4 , 6 , 5 , 7 , 9 , 81 , 343 , 77 , 34234 ] var isPrime = [] arr . forEach (( num ) => {     if ( num <= 1 ) {  …

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