Infosys Interview Experience

Top infosys interview questions

S.No	Interview Question	Number of times candidates experienced this question in interviews
1	Palindrome using Recursion	7231
2	Longest Palindromic Substring LeetCode Solution	3260
3	Find Triplet in Array With a Given Sum	2321
4	Binary Search LeetCode Solution	2138
5	OSI Model	2088
6	Palindrome Number LeetCode Solution	2039
7	Fibonacci Number LeetCode Solution	2027
8	Reverse Integer Leetcode Solution	1984
9	Count of Triplets With Sum Less than Given Value	1767
10	Most Frequent Element in an Array	1646
11	Candy LeetCode Solution	1593
12	Implement a stack using single queue	1567
13	Fibonacci numbers	1297
14	Recursion	1213
15	Top K Frequent Words	1188
16	Tracking current Maximum Element in a Stack	1160
17	Pairs of Songs With Total Durations Divisible by 60 LeetCode Solution	1113
18	Remove Extra Spaces from a String	1111
19	LRU Cache Leetcode Solution	1031
20	Priority Queue in C++	997
21	Dynamic Programming Basics	987
22	Reverse a String	948
23	Types of Binary Tree	947
24	Circular Queue	891
25	Depth First Search (DFS) for a Graph	878
26	Reverse a stack without using extra space in O(n)	875
27	Binary Tree Data Structure	741
28	BFS vs DFS for Binary Tree	726
29	Graph and its representation	666
30	Valid Palindrome	646