Softops Technologies Interview Questions and Answers

How to find average of an array

Q1. Q1 How to find factorial of the number
Ans. 
Factorial of a number is the product of all positive integers up to that number.
• Use a loop to multiply all positive integers up to the given number.

• If the given number is 0 or 1, return 1.

• Recursively call the function to find the factorial of the given number.

• Handle negative numbers by returning undefined or throwing an error.
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Q2. How to find index of the 3rd element of an array like let arr=["one", "two", "three", "four", "five"] Now find the index of 5th element of an array without using index of method
Ans. 
Finding index of elements in an array in JavaScript
• To find the index of the 3rd element, use arr.indexOf('three')

• To find the index of the 5th element without using indexOf, use arr[4]

• Arrays in JavaScript are zero-indexed, so the 5th element is at index 4
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Q1. Technical question related to javascript and reactjs
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