Most asked top 20 javascript coding interview question | Frontend Insights
Most asked top 20 javascript coding interview question | Frontend Insights #javascriptinterview
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Prepare for your next coding interview with these Top 20 Most Asked JavaScript Interview Questions! From beginner to advanced, we've got you covered with concise explanations, coding examples, and key insights to impress your interviewer. Perfect for developers aiming to land their dream job. Watch now and level up your JavaScript skills! 💻🔥
Content:
00:00 1. Program to find longest word in a given sentence ?
07:52 2. How to check whether a string is palindrome or not ?
16:03 3. Write a program to remove duplicates from an array ?
23:03 4. Program to find Reverse of a string without using built-in method ?
31:57 5. Find the max count of consecutive 1’s in an array ?
42:42 6. Find the factorial of given number ?
51:03 7. Given 2 arrays that are sorted [0,3,4,31] and [4,6,30]. Merge them and sort [0,3,4,4,6,30,31] ?
01:03:20 8. Create a function which will accepts two arrays arr1 and arr2. The function should return true if every value in arr1 has its corresponding value squared in array2. The frequency of values must be same.
01:16:17 9. Given two strings. Find if one string can be formed by rearranging the letters of other string.
01:24:44 10. Write logic to get unique objects from below array ?
I/P: [{name: "sai"},{name:"Nang"},{name: "sai"},{name:"Nang"},{name: "111111"}];
O/P: [{name: "sai"},{name:"Nang"}{name: "111111"}
01:31:20 11. Write a JavaScript program to find the maximum number in an array.
01:41:12 12. Write a JavaScript function that takes an array of numbers and returns a new array with only the even numbers.
01:51:15 13. Write a JavaScript function to check if a given number is prime.
02:03:02 14. Write a JavaScript program to find the largest element in a nested array.
[[3, 4, 58], [709, 8, 9, [10, 11]], [111, 2]]
02:12:38 15. Write a JavaScript function that returns the Fibonacci sequence up to a given number of terms.
02:24:38 16. Given a string, write a javascript function to count the occurrences of each character in the string.
02:36:28 17. Write a javascript function that sorts an array of numbers in ascending order.
02:43::51 18. Write a javascript function that sorts an array of numbers in descending order.
02:49:45 19. Write a javascript function that reverses the order of words in a sentence without using the built-in reverse() method.
02:59:50 20. Implement a javascript function that flattens a nested array into a single-dimensional array.
03:12:46 21. Write a function which converts string input into an object
("a.b.c", "someValue");
{a: {b: {c: "someValue"}}}
Most asked javascript coding interview question
1. Program to find longest word in a given sentence ? - • Javascript coding interview question | fin...
2. How to check whether a string is palindrome or not ? - • Palindrome check in Javascript | Check if ...
3. Write a program to remove duplicates from an array ? - • JavaScript Remove Duplicates from an Array...
4. Program to find Reverse of a string without using built-in method ? - • JavaScript: Reverse a String Without Using...
5. Find the max count of consecutive 1’s in an array ? - • JavaScript coding interview: find maximum ...
6. Find the factorial of given number ? - • JavaScript Program to Find the Factorial o...
7. Given 2 arrays that are sorted [0,3,4,31] and [4,6,30]. Merge them and sort [0,3,4,4,6,30,31] ? - • Merge and Sort Two Sorted Arrays in JavaSc...
8. Create a function which will accepts two arrays arr1 and arr2. The function should return true if every value in arr1 has its corresponding value squared in array2. The frequency of values must be same. - • Check if Array Contains Squared Values of ...
9. Given two strings. Find if one string can be formed by rearranging the letters of other string. - • Check if Two Strings Are Anagrams in JavaS...
10. Write logic to get unique objects from below array ?
I/P: [{name: "sai"},{name:"Nang"},{name: "sai"},{name:"Nang"},{name: "111111"}];
O/P: [{name: "sai"},{name:"Nang"}{name: "111111"} - • Remove Duplicate Objects from an Array in ...
11. Write a JavaScript program to find the maximum number in an array. - • Find the Maximum Number in an Array in Jav...
12. Write a JavaScript function that takes an array of numbers and returns a new array with only the even numbers. - • JavaScript: Filter Even Numbers from an Ar...
13. Write a JavaScript function to check if a given number is prime. - • Find prime number javascript: Iterative an...
14. Write a JavaScript program to find the largest element in a nested array.
[[3, 4, 58], [709, 8, 9, [10, 11]], [111, 2]] - • JavaScript: Find the Largest Number in a N...
15. Write a JavaScript function that returns the Fibonacci sequence up to a given number of terms. - • JavaScript: Generate Fibonacci Sequence Ea...
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