All Cognizant Coding Interview Questions
34 questions we track for Cognizant, most frequently asked first. Practice any of them in the code editor and get AI feedback on your solution.
- Junior62% (21)
- Mid/Senior32% (11)
- Staff6% (2)
Questions
- Two Sum129 companiesJunior
- Add Two Numbers38 companiesMid/Senior
- Longest Substring Without Repeating Characters112 companiesMid/Senior
- Median of Two Sorted Arrays47 companiesStaff
- Longest Palindromic Substring76 companiesMid/Senior
- Reverse Integer26 companiesMid/Senior
- Palindrome Number35 companiesJunior
- Roman to Integer45 companiesJunior
- Valid Parentheses119 companiesJunior
- Search Insert Position14 companiesJunior
- First Missing Positive35 companiesStaff
- Group Anagrams91 companiesMid/Senior
- Maximum Subarray66 companiesMid/Senior
- Jump Game34 companiesMid/Senior
- Climbing Stairs38 companiesJunior
- Merge Sorted Array38 companiesJunior
- Best Time to Buy and Sell Stock90 companiesJunior
- Valid Palindrome44 companiesJunior
- Single Number15 companiesJunior
- Linked List Cycle25 companiesJunior
- Rotate Array28 companiesMid/Senior
- Valid Anagram38 companiesJunior
- Move Zeroes47 companiesJunior
- Fizz Buzz19 companiesJunior
- String Compression38 companiesMid/Senior
- Max Consecutive Ones13 companiesJunior
- Fibonacci Number16 companiesJunior
- Subarray Sum Equals K46 companiesMid/Senior
- Binary Search12 companiesJunior
- Minimum Absolute Difference15 companiesJunior
- Find Numbers with Even Number of Digits7 companiesJunior
- Find the Highest Altitude7 companiesJunior
- Smallest Value of the Rearranged Number2 companiesMid/Senior
- Count Subarrays of Length Three With a Condition5 companiesJunior