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TCS iON Software Developer Interview Questions, Process, and Tips
Top TCS iON Software Developer Interview Questions and Answers
- Q1. Minimum Sum in Matrix Problem Statement You are given a 2D matrix 'ARR' of size 'N x 3' with integers, where 'N' is the number of rows. Your task is to compute the small ...read more
- Q2. Find the Longest Palindromic Substring Given a string ‘S’ composed of lowercase English letters, your task is to identify the longest palindromic substring within ‘S’. I ...read more
- Q3. Count Sequences With Product X Problem Statement You are provided with an array NUM containing N positive integers. Your objective is to find the total number of possibl ...read more
TCS iON Software Developer Interview Experiences
36 interviews found
Anonymous
I applied via Job Portal and was interviewed before Sep 2023. There was 1 interview round.
(2 Questions)
- Q1. What is difference between list and tuples in python
- Ans.
Lists are mutable, tuples are immutable in Python.
Lists are enclosed in square brackets [], tuples are enclosed in parentheses ().
Lists can be modified (add, remove, change elements), tuples cannot be modified once created.
Lists are slower than tuples for iteration and indexing.
Example: list_example = [1, 2, 3], tuple_example = (4, 5, 6)
- Q2. What is primary key in sql
- Ans.
Primary key in SQL is a unique identifier for each record in a table.
Primary key ensures each record in a table is unique
It can be a single column or a combination of columns
Primary key values cannot be NULL
Example: 'id' column in a 'users' table can be a primary key
Skills evaluated in this interview
sudeep patil
I applied via Campus Placement
Time value distance clock
(1 Question)
- Q1. Points arrays oparetor
(2 Questions)
- Q1. Tell me Your self
- Q2. Why should higher you
Interview Preparation Tips
Don't vest time
I was interviewed in Jan 2025.
(2 Questions)
- Q1. What is the process to find a substring within an array?
- Q2. Array based question
I applied via Walk-in and was interviewed in May 2024. There were 2 interview rounds.
Basic apt, advanced apt - 90 min
(4 Questions)
- Q1. What is Maven? where it used ? what it use case ?
- Ans.
Maven is a build automation tool used primarily for Java projects to manage dependencies, build processes, and project documentation.
Maven is used to manage project dependencies by automatically downloading required libraries from repositories.
It simplifies the build process by providing a standard way to build, test, and package projects.
Maven uses a project object model (POM) file to define project structure, depende...
- Q2. Spring (again based on the resume)
- Q3. Simple Java Program?
- Q4. JDBC ? HOW WE USE IT ?
- Ans.
JDBC is a Java API for connecting and executing SQL queries on a database.
JDBC stands for Java Database Connectivity.
It allows Java programs to interact with databases.
We use JDBC by loading the driver, establishing a connection, creating a statement, executing queries, and handling results.
Example: Class.forName("com.mysql.jdbc.Driver"); Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/databas
Interview Preparation Tips
Skills evaluated in this interview
TCS iON interview questions for designations
Selected
I applied via Company Website and was interviewed in Jul 2024. There was 1 interview round.
(2 Questions)
- Q1. What is virtual unction
- Ans.
Virtual function is a function in a base class that is overridden in a derived class.
Virtual functions allow a derived class to provide a specific implementation of a function that is already defined in a base class.
They are used in polymorphism to achieve runtime binding.
The base class function must be declared as virtual for a function in a derived class to be considered as overriding it.
- Q2. What is friendly function
- Ans.
A friendly function is a function that is not a member of a class but has access to its private and protected members.
Allows a function to access private and protected members of a class
Declared with the 'friend' keyword in the class definition
Not a member of the class itself
Skills evaluated in this interview
Get interview-ready with Top TCS iON Interview Questions
I applied via Naukri.com and was interviewed in Sep 2024. There were 2 interview rounds.
Basic questions like quant and LR
(1 Question)
- Q1. Reverse Array of sorted
- Ans.
Reverse the order of elements in a sorted array of strings.
Iterate through the array from both ends and swap elements until reaching the middle.
Use a temporary variable to store the value of the element being swapped.
Example: Input array ['apple', 'banana', 'cherry', 'date'] should be reversed to ['date', 'cherry', 'banana', 'apple'].
Skills evaluated in this interview
(2 Questions)
- Q1. Tell us about your previous project
- Q2. Controller specification of previous projects
- Ans.
Designed and implemented controllers for various projects using MVC architecture
Utilized MVC design pattern to separate concerns and improve code maintainability
Implemented controller logic to handle user input and interact with models and views
Ensured controllers were properly tested and integrated with the rest of the application
Interview Preparation Tips
Pratiyush Bhatia
Mutithreading related questions and spring
Asked about threading and spring boot
Asked about mutlithreading and spring boot.
ratnesh kumar
Simple aptitude test
(2 Questions)
- Q1. Rybvfhvv gg. F ghnj gjnnb
- Q2. Dhhct yhbcdu gygbx gujbxf
(2 Questions)
- Q1. Why this job for you
- Q2. Is you confirmed to join
sravani bobbili
(2 Questions)
- Q1. What is oops in java
- Ans.
Object-oriented programming concepts in Java
OOPs stands for Object-Oriented Programming
Key concepts include classes, objects, inheritance, polymorphism, encapsulation
Java is an OOP language with support for these concepts
Example: Class Car with properties like make, model and methods like drive()
- Q2. Java inheritance encapsulation
Skills evaluated in this interview
Nqt syllabus coding test reasoning verbal ability
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TCS iON Interview FAQs
The duration of TCS iON Software Developer interview process can vary, but typically it takes about less than 2 weeks to complete.
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TCS iON Interviews By Designations
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Interview Questions for Popular Designations
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TCS iON Software Developer Interview Process
based on 43 interviews
3 Interview rounds
- Aptitude Test Round
- Technical Round
- Coding Test Round
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TCS iON Software Developer Reviews and Ratings
based on 65 reviews
Rating in categories
|
Operations Executive
249
salaries
|  ₹1.2 L/yr - ₹4.5 L/yr |
|
Software Developer
151
salaries
| ₹2.8 L/yr - ₹12 L/yr |
|
System Engineer
126
salaries
| ₹2 L/yr - ₹9.2 L/yr |
|
Software Engineer
118
salaries
| ₹1 L/yr - ₹9 L/yr |
|
IT Manager
57
salaries
| ₹1.2 L/yr - ₹4.2 L/yr |
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