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Infosys SQL Developer Interview Questions and Answers

Updated 7 Feb 2025

Infosys SQL Developer Interview Experiences

5 interviews found

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview in Jan 2025.

Round 1 - Aptitude Test 

Coding skill is very knowledgeable skill

Round 2 - Coding Test 

Solving the problem of code assessment with proper logic.

Round 3 - Group Discussion 

Discuss a topic with many people to identify both positive and negative points

Round 4 - Aptitude Test 

Aptitudes require strong logical thinking skills.

Round 5 - Coding Test 

What about codding is telling for code rount

Interview Preparation Tips

Interview preparation tips for other job seekers - Job searching can be challenging, but with the right approach, you can improve your chances of landing a great opportunity.

key tips for job seekers:

1. Define Your GoalsIdentify what type of job you want and what industries interest you.Set clear, realistic goals for your job search.
2. Update Your Resume & LinkedInTailor your resume to highlight relevant skills and experience.Use keywords from the job description to get past applicant tracking systems (ATS).Keep your LinkedIn profile updated and engaging.
3. Build & Use Your Network.
4.Customize Your ApplicationsAvoid sending generic resumes—personalize each application.

SQL Developer Interview Questions & Answers

user image Anonymous

posted on 24 Dec 2024

Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in Nov 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Sql
ddl
dml
tcl
dql
joins
view
date commit

Round 2 - Coding Test 

Date commit
joins
view
sum
max
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count
min

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SQL Developer Interview Questions & Answers

user image Anonymous

posted on 14 Mar 2024

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Feb 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

Technical questions written

Round 2 - Coding Test 

Write a query in sql

Round 3 - HR 

(1 Question)

  • Q1. Self introduction and project review

SQL Developer Interview Questions & Answers

user image Anonymous

posted on 12 Jan 2023

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Dec 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

Creating, delete, SQL intention, query.

Round 3 - HR 

(2 Questions)

  • Q1. Sort introduction, and hobbies, normal subjects questions.
  • Q2. What do are this company

Interview Preparation Tips

Interview preparation tips for other job seekers - Hii
SQL is best database store DBMS .
I think SQL all queries solved.

Infosys interview questions for designations

 Senior SQL Developer

 (1)

 SQL Database Developer

 (1)

 SQL

 (1)

 SQL Database Administrator

 (2)

 MS SQL DBA

 (2)

 SQL Server Database Administrator

 (4)

 Oracle SQL and PLSQL Developer

 (2)

 Developer

 (22)

SQL Developer Interview Questions & Answers

user image Anonymous

posted on 11 Oct 2020

I applied via Naukri.com and was interviewed in Sep 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Abouut your self ?

Interview Preparation Tips

Interview preparation tips for other job seekers - none

Interview questions from similar companies

I appeared for an interview in Apr 2017.

Interview Questionnaire 

2 Questions

  • Q1. Java questions...
  • Q2. Tell me about urself and about us family and all
  • Ans. 

    I am a software developer with a passion for coding and problem-solving. My family is supportive and has always encouraged my career in tech.

    • Experienced software developer

    • Passionate about coding and problem-solving

    • Supportive family that encourages my career in tech

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: Easy questions are there
Duration: 1 hour
Total Questions: 90

Round: Group Discussion
Experience: 12 members are there only 9 got selected
Tips: Be confident in urself and specially work in Communication skills
Duration: 15 minutes

Round: Technical Interview
Experience: Asking all the concepts of Java like oops collections threads
Tips: Prepare well on Java

Round: HR Interview
Experience: Everything was Gud but due to my certificate problem I got rejected.. Otherwise everything is good.
Tips: Be confident

College Name: C. V. Raman College of Engineering

I appeared for an interview before Mar 2021.

Round 1 - Face to Face 

(3 Questions)

Round duration - 60 minutes
Round difficulty - Easy

This was an easy round which went really smooth.

  • Q1. 

    Nth Fibonacci Number Problem Statement

    Calculate the Nth term in the Fibonacci sequence, where the sequence is defined as follows: F(n) = F(n-1) + F(n-2), with initial conditions F(1) = F(2) = 1.

    Input:

    ...
  • Ans. 

    Calculate the Nth Fibonacci number efficiently using dynamic programming.

    • Use dynamic programming to store previously calculated Fibonacci numbers to avoid redundant calculations.

    • Start with base cases F(1) and F(2) as 1, then iteratively calculate F(n) using F(n-1) and F(n-2).

    • Ensure the input N is within the constraints 1 <= N <= 10000.

    • Example: For N = 5, the 5th Fibonacci number is 5 (1, 1, 2, 3, 5).

  • Answered by AI
  • Q2. 

    Prime Numbers Problem Statement

    Given a positive integer N, your task is to determine and return all prime numbers less than or equal to N.

    Input:

    N = 10

    Output:

    2 3 5 7

    Example:

    Input:
    N = 20
    Out...
  • Ans. 

    Implement a function to return all prime numbers less than or equal to a given positive integer N.

    • Create a function that takes a positive integer N as input

    • Iterate from 2 to N and check if each number is prime

    • Use a helper function to determine if a number is prime

    • Return an array of all prime numbers less than or equal to N

  • Answered by AI
  • Q3. What is a merge join in SQL?
  • Ans. 

    A merge join in SQL is a method of combining two sorted datasets by matching corresponding rows based on a specified condition.

    • Merge join is used when joining two large datasets that are already sorted.

    • It is more efficient than other join methods like nested loop join or hash join for sorted datasets.

    • The join condition must be an equality condition.

    • Example: SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.i

  • Answered by AI
Round 2 - HR 

Round duration - 30 minutes
Round difficulty - Easy

The round went excellent. I really enjoyed it. Just be confident about whatever you answer

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPALarsen & Toubro Infotech (LTI) interview preparation:Topics to prepare for the interview - Database, Basic C/C++, Data Structures, Algorithms, System Design, Aptitude, OOPSTime required to prepare for the interview - 3 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

I appeared for an interview before Mar 2021.

Round 1 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Easy

This round went well. Interview depends on your basic knowledge of C/C++.

  • Q1. 

    Matrix Multiplication Task

    Given two sparse matrices MAT1 and MAT2 of integers with dimensions 'N' x 'M' and 'M' x 'P' respectively, the goal is to determine the resulting matrix produced by their multipl...

  • Ans. 

    Implement a function to multiply two sparse matrices and return the resulting matrix.

    • Create a function that takes two sparse matrices as input and returns the resulting matrix after multiplication

    • Iterate through the non-zero elements of the matrices to perform the multiplication efficiently

    • Handle the edge cases such as empty matrices or matrices with all zero elements

    • Ensure the dimensions of the matrices are compatible

  • Answered by AI
  • Q2. 

    Problem: Count Even or Odd in Array

    Tanmay and Rohit are best buddies. Tanmay gives Rohit a challenge involving an array of N natural numbers. The task is to perform and answer a series of queries on the ...

  • Ans. 

    Count the number of even or odd numbers in a range of an array based on given queries.

    • Create an array to store the input numbers.

    • Iterate through the queries and update or count even/odd numbers based on the query type.

    • Output the count of even or odd numbers for each query of type 1 or 2.

  • Answered by AI
Round 2 - HR 

Round duration - 30 minutes
Round difficulty - Easy

Typical HR round with behavioral problems.

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPALarsen & Toubro Infotech (LTI) interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, System Design, Aptitude, OOPSTime required to prepare for the interview - 3 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

I appeared for an interview before Sep 2016.

Interview Preparation Tips

Round: Group Discussion
Experience: Interview was scheduled in Grab Job consultancy. In that, a class room, where we all asked to sit and interviewer was sitting in front and asked to speak one by one on the topic traffic situation in Hyderabad.
Tips: Just speak once two to three lines. Don't rush to speak. Take ur time and don't try speak repeatedly.
Duration: 35 minutes

Round: Technical Interview
Experience: System based test. Easy question from java , c, data structure.

Round: HR Interview
Experience: Not held because already we got too late.

Skills: Proficiency In English, Basic Coding
College Name: Medak College of engineering

I appeared for an interview in Mar 2017.

Interview Questionnaire 

5 Questions

  • Q1. Oops concepts in Java?
  • Ans. 

    Oops concepts in Java

    • Encapsulation - hiding implementation details

    • Inheritance - reusing code and creating parent-child relationships

    • Polymorphism - multiple forms of a method or object

    • Abstraction - creating abstract classes and interfaces

    • Example: Encapsulation - using private variables and public methods

    • Example: Inheritance - creating a subclass that inherits from a superclass

    • Example: Polymorphism - using method overloa...

  • Answered by AI
  • Q2. Altering columns in Databases?
  • Ans. 

    Altering columns in databases involves modifying the structure of a table by adding, deleting or modifying columns.

    • Use ALTER TABLE statement to modify columns

    • Add new columns using ADD COLUMN

    • Delete columns using DROP COLUMN

    • Modify columns using MODIFY COLUMN

    • Changing column data type may result in data loss

  • Answered by AI
  • Q3. Asked some queries in SQL
  • Q4. Reversing a number in java?
  • Ans. 

    Reversing a number in Java

    • Convert the number to a string

    • Use StringBuilder to reverse the string

    • Convert the reversed string back to a number

  • Answered by AI
  • Q5. Extracting words from a line in java?
  • Ans. 

    To extract words from a line in Java, split the line using whitespace as delimiter.

    • Use the split() method of String class

    • Pass the whitespace regex as argument to split() method

    • Iterate over the resulting array to get individual words

  • Answered by AI

Interview Preparation Tips

Round: Technical Interview
Experience: Started with the question "Tell me about yourself". Asked me about Core Java. Asked to solve some questions related to Java and SQL.
Tips: Be prepared with high knowledge in Java, Data Structures and SQL.

Skills: Java Programming, Data Strrutures, SQL
College Name: IIITDM Jabalpur

Skills evaluated in this interview

Infosys Interview FAQs

How many rounds are there in Infosys SQL Developer interview?
Infosys interview process usually has 3-4 rounds. The most common rounds in the Infosys interview process are Coding Test, Aptitude Test and HR.
How to prepare for Infosys SQL Developer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Infosys. The most common topics and skills that interviewers at Infosys expect are SDLC, PLSQL, Performance Engineering, SQL and Postgresql.

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Infosys SQL Developer Interview Process

based on 4 interviews

2 Interview rounds

  • Aptitude Test Round
  • Coding Test Round
View more
Join Infosys Creating the next opportunity for people, businesses & communities
Infosys SQL Developer Salary
based on 108 salaries
₹2.8 L/yr - ₹9 L/yr
10% more than the average SQL Developer Salary in India
View more details

Infosys SQL Developer Reviews and Ratings

based on 8 reviews

3.0/5

Rating in categories

3.4

Skill development

4.5

Work-life balance

1.9

Salary

4.5

Job security

3.8

Company culture

2.0

Promotions

3.6

Work satisfaction

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