10 Most Common Javascript Coding Interviews

Coding is a basic part of programming job interviews, Javascript interviews are no exception. Here I make a list of the 15 most common Javascript programs for Job Interviews, which is very useful to prepare before appearing on any Javascript interviews.

1. Fibonacci series

Write a Javascript program that will take input and print the Fibonacci series(1 1 2 3 5 8 13 … .) up to user input.

2. A prime number

Write a Javascript program that will take input and check the given number is prime or not. Just to remember, a prime number is not divisible by any other number. Example: 13, 11, 7

3. Factorial

Write a Javascript program that will take input and Calculate Factorial.

Note: Factorial five meaning 1 × 2 × 3 × 4 × 5. Factorial zero is defined as equal to 1.

4. Reverse a String

Write a Javascript program that will take input and reverse the input. N.B Input Must be a string.

5. Count the number of words in a string

Write a Javascript program that will count the total number of words in a string. Remember words and letters are different.

6. Remove duplicate item

Write a Javascript program that will remove the duplicate item from an array.

7. Sum of the array element

Write a Javascript program that will make Sum of all numbers in an array.

8. Find the largest string

Write a Javascript program that will find the largest string of an array.

9. Find the largest Number

Write a Javascript program that will find the largest number of an array.

10. Find the largest number using for loop

Write a Javascript program that will find the largest number of an array. In that particular case, you will use for loop.

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