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Infosys Specialist Programmer Interview Questions, Process, and Tips
Top Infosys Specialist Programmer Interview Questions and Answers
- Q1. 1. Find the first occurrence of the target value in a sorted array. (Duplicates are allowed)
- Q2. 2. Find the maximum subarray sum given an array with positive and negative integers.
- Q3. Which are the process scheduling algorithms and explain each algorithm.
Infosys Specialist Programmer Interview Experiences
88 interviews found
Barathvaj Babu
Selected
I applied via campus placement at SRM Institute of Science & Technology, Chennai and was interviewed before Feb 2022. There were 3 interview rounds.
First round is DSA round in which 3 questions are given.
(2 Questions)
- Q1. Interview was for 1 hour and in the first half I was given a coding question then I was asked questions on java and spring boot and my previous project exp.
- Q2. Write a code to find next palindrome in O(1)
- Ans.
Code to find next palindrome in O(1)
Check if the number is already a palindrome, if yes then add 1 to it
If the number is not a palindrome, split it into two halves and reverse the first half
If the reversed first half is greater than the second half, append the first half to the second half
If the reversed first half is less than or equal to the second half, increment the first half and append it to the second half
Interview Preparation Tips
- DSA
Skills evaluated in this interview
Anonymous
I was interviewed in Oct 2021.
Its all about data structures and practice.
(5 Questions)
- Q1. Tell me about yourself.
- Q2. Why do you want to join us
- Q3. Tell me about your college life
- Q4. How did you manage everything
- Q5. Your academics and your skills doest not match why so?
Interview Preparation Tips
I applied via campus placement at Cochin University of Science and Technology (CUST) and was interviewed in Apr 2021. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. I was asked about my Academic Projects and the different technologies I have worked on. Then I was some terminologies used in Java Programming. Then I was asked to share my screen and solve two coding Prob...
Interview Preparation Tips
I applied via campus placement at Indian Institute of Technology (IIT), Guwahati and was interviewed before Jun 2021. There were 3 interview rounds.
The Coding test is on hacker earth platform.
There were three questions one easy (light bulb switch alternative ) , one medium, one hard.
(2 Questions)
- Q1. Search an element in sorted 2d matrix.
- Ans.
Search an element in sorted 2d matrix.
Start from the top right corner or bottom left corner and move towards the target element
If the current element is greater than target, move left. If it's smaller, move down
Repeat until target is found or all elements are traversed
- Q2. I don't remember but one dp question from interview bit.
(1 Question)
- Q1. This round was about my projects and some oops concept questions . Interviewer and I'm from both ece so some basic ece questions to check my understanding on concepts.
Interview Preparation Tips
- Dynamic programming
- Arrays
- Binary search
Skills evaluated in this interview
Infosys interview questions for designations
I applied via campus placement at Indian Institute of Technology (IIT), Delhi and was interviewed before Jul 2021. There were 3 interview rounds.
There were total 3 questions and platform was hacker earth.
(1 Question)
- Q1. 1st question from dp and question was about to decode given string
(1 Question)
- Q1. Questions from my resume about my project and all, questions from dbms oops etc.
Interview Preparation Tips
Get interview-ready with Top Infosys Interview Questions
Interview Questionnaire
1 Question
- Q1. Frequency of elements in an array
- Ans.
Count the frequency of elements in an array.
Iterate through the array and use a hash table to keep track of the frequency of each element.
Alternatively, use a dictionary in Python or a map in C++ to achieve the same result.
If the array is sorted, you can use binary search to find the first and last occurrence of each element and calculate the frequency.
Time complexity can be improved to O(n) using a modified counting s
Interview Preparation Tips
Skills evaluated in this interview
Specialist Programmer Jobs at Infosys
I applied via Company Website and was interviewed before Mar 2020. There was 1 interview round.
Interview Questionnaire
2 Questions
- Q1. Memory sorting Code with given 3 RAMs and quantity of data present in them.
- Ans.
Sorting code for given 3 RAMs and data quantity
Determine the size of each RAM and the quantity of data in them
Choose a sorting algorithm based on the size of data and available RAM
Divide the data into chunks that can fit into the available RAM
Sort each chunk using the chosen algorithm
Merge the sorted chunks into a single sorted list
- Q2. Write a code to convert camel casing to snake casing and vice versa.
- Ans.
Code to convert camel casing to snake casing and vice versa.
For camel to snake case, iterate through the string and add '_' before every uppercase letter except the first one.
For snake to camel case, iterate through the string and remove '_' and capitalize the letter after it.
Handle edge cases like consecutive uppercase letters or underscores in the input string.
Use built-in string functions like split(), join(), and r
Interview Preparation Tips
Skills evaluated in this interview
Interview Questionnaire
1 Question
- Q1. Design a path for visiting all popular places of your city.
- Ans.
Design a path for visiting all popular places of your city.
Identify all popular places in the city
Group them based on their proximity to each other
Create a route that covers all groups in an efficient manner
Consider transportation options and time of day
Include breaks for meals and rest
Test the route to ensure it is feasible and enjoyable
Interview Preparation Tips
Experience: There was 2 programming problems. One was a simple implementation question and one was similar to Hungry Fish Logic or first question from this link: -----.
Tips: Generally they are too lazy to build new ques for each college so try to know what they asked in other IITs. Apart from that practice on Codeforces or hackerrank for similar greedy and DP ques.
Duration: 1 hour 30 minutes
Total Questions: 2
Round: Technical Interview
Experience: Given 30 min to think and implement the above question from scratch, followed by long discussion on pros, cons and scope of improvement in the solution you provide. Then few random technical ques from OS, DS and Algo and Java.
Tips: Be clear with your approach and express it well through examples and corner cases. Be confident and come up with some innovative ideas (as they expect).
Round: HR Interview
Experience: General HR questions mere a formality.
Tips: Prepare general HR questions like why infosys, where do you want to see after 5 years down the line.
What people are saying about Infosys
Infosys Interview FAQs
Some of the top questions asked at the Infosys Specialist Programmer interview -
The duration of Infosys Specialist Programmer interview process can vary, but typically it takes about less than 2 weeks to complete.
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Infosys Specialist Programmer Interview Process
based on 85 interviews
3 Interview rounds
- Coding Test Round
- Technical Round - 1
- Technical Round - 2
Top Skills for Infosys Specialist Programmer
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Infosys Specialist Programmer Reviews and Ratings
based on 388 reviews
Rating in categories
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