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Infosys System Engineer 3 Interview Questions, Process, and Tips
Top Infosys System Engineer 3 Interview Questions and Answers
- Q1. What is Object Oriented Programming? What is difference between drop and delete? (DBMS question)
- Q2. What is difference between a+ and +a
- Q3. OOPS concepts in java
Infosys System Engineer 3 Interview Experiences
12 interviews found
Chityala Sowmya
Selected
I applied via Company Website and was interviewed in Jul 2024. There were 2 interview rounds.
------------------------------
(2 Questions)
- Q1. Self introduction
- Q2. Project discussion
Selected
I applied via LinkedIn and was interviewed in Sep 2022. There was 1 interview round.
(5 Questions)
- Q1. Basics of SQL knowledge
- Q2. Function of SDLC
- Ans.
SDLC stands for Software Development Life Cycle, which is a process used by software engineers to design, develop, and test software applications.
SDLC is a systematic process for building software applications from conception to delivery.
It consists of several phases including planning, analysis, design, implementation, testing, and maintenance.
Each phase has its own set of activities and deliverables to ensure the qua...
- Q3. OOP Concept with Java
- Ans.
Object-oriented programming (OOP) is a programming paradigm based on the concept of objects, which can contain data and code.
OOP focuses on creating objects that interact with each other to solve problems.
Java is a popular programming language that supports OOP principles such as encapsulation, inheritance, and polymorphism.
Example: In Java, you can create a class 'Car' with attributes like 'make', 'model', and methods
- Q4. Regarding any one programing language
- Q5. Nothing hard with interview
Skills evaluated in this interview
Selected
I applied via Company Website and was interviewed before May 2023. There were 3 interview rounds.
It was moderate. Interviewer asked me from the pointers and array topics. I think if you are freshers and looking for IT job then u must know pointers and arrays.
(3 Questions)
- Q1. 2D AND 3D ARRAYS OOPS Concepts Static and non static variables. Primitive and non primitive data types
- Q2. OOPS concepts in java
- Ans.
OOPS concepts in Java refer to the principles of Object-Oriented Programming such as Inheritance, Encapsulation, Polymorphism, and Abstraction.
Inheritance: Allows a class to inherit properties and behavior from another class.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Polymorphism: Ability of a method to do different things based on the object it is acting upon.
Abstraction: Hidi...
- Q3. Primitive and non primitive data
(1 Question)
- Q1. Problem solving questions like for example If you are working in this company and you fell in love with your co-workers. Then in that case what would you prefer if we want to relocate to some other region ...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Company Website and was interviewed in Aug 2022. There were 3 interview rounds.
(1 Question)
- Q1. Power bi, sql, dax, Azure
(1 Question)
- Q1. Power bi, sql,dax, Azure
Interview Preparation Tips
Infosys interview questions for designations
I applied via Company Website and was interviewed in Mar 2022. There were 3 interview rounds.
(1 Question)
- Q1. Object oriented concepts
- Ans.
Object-oriented concepts are programming concepts that revolve around the use of objects and classes.
Object-oriented programming is based on the concept of objects, which can contain data and code.
Classes are blueprints for creating objects, defining their properties and methods.
Inheritance allows classes to inherit properties and methods from other classes.
Polymorphism allows objects to take on multiple forms or behav...
(1 Question)
- Q1. Offer related discussion
Interview Preparation Tips
I applied via Company Website and was interviewed in Apr 2022. There was 1 interview round.
(1 Question)
- Q1. Tell me about your self
Interview Preparation Tips
Be confident.
Don't feel nervous.
I applied via campus placement at Maharaja Agrasen Institute of Technology, Delhi and was interviewed before Jul 2021. There were 2 interview rounds.
Basic coding questions could be done any preferred language
(2 Questions)
- Q1. What is Object Oriented Programming? What is difference between drop and delete? (DBMS question)
- Ans.
Object Oriented Programming is a programming paradigm that uses objects to represent real-world entities.
OOP focuses on encapsulation, inheritance, and polymorphism.
Objects have attributes (data) and methods (functions).
Examples of OOP languages include Java, Python, and C++.
- Q2. Explain the project done in college. (My interview was online so I showed him my project in running state as well)
Interview Preparation Tips
Selected
I applied via Job Fair and was interviewed before Oct 2022. There were 3 interview rounds.
General aptitude questions mathematical
(2 Questions)
- Q1. About profile other random questions
- Q2. Tell me about yourself
I applied via Company Website and was interviewed in Dec 2021. There were 2 interview rounds.
On mathematics, English and pseudo code
(2 Questions)
- Q1. Asked questions about my line of fields since I am from mathematics background
- Q2. What is difference between a+ and +a
- Ans.
a+ and +a are different in terms of their syntax and functionality.
a+ is used for matching one or more occurrences of 'a' in a string
+a is used for matching one or more occurrences of the preceding character 'a' in a string
a+ can match 'aa', 'aaa', 'aaaa', etc. in a string
+a can match 'ba', 'ca', 'da', etc. in a string
Interview Preparation Tips
Skills evaluated in this interview
I applied via Company Website and was interviewed before Nov 2021. There were 2 interview rounds.
I have participated in INFYTQ exam and it was a basic to medium range coding test where 3 questions were given. We have to get minimum of 65 percent to be qualified for the interview.
(2 Questions)
- Q1. Simple technical questions like tell me about your final year project
- Ans. I just explained my project and how we have split the work in our team
- Q2. Few questions on SQL
Interview Preparation Tips
Have good grip of everything you have on your resume,as the questions are not out of that range
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Infosys System Engineer 3 Reviews and Ratings
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