Wipro System Engineer Interview Questions, Process, and Tips

Duplicate numbers in an array

Q1. Introduce yourself. About project. Difference betweenLacal variable and global variables . What is instance variables. Different between c and python.
Ans. 
Answering questions related to system engineering and programming languages.
• Introduced myself and highlighted my experience in system engineering.

• Explained the project I worked on and my role in it.

• Differentiated between local and global variables and gave examples.

• Defined instance variables and their usage in object-oriented programming.

• Compared C and Python programming languages based on their syntax, features, and a
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Q1. Introduce yourself. Are you willing to relocate or not? You have any back logs or not?
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Aptitude round and coding ,It is easy.

Q1. Technical round
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Q1. HR , Tell about yourself, Tell about company etc
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It was easy to solve like amcat test.

Q1. Good questions asked.
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Q1. Salary discussed, strength and weakness also discussed.
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Round duration - 1 hour 16 mins
Round difficulty - null
Online test on the AMCAT platform. It consists of sections like quants, verbal, logical and essay writing. There was no negative marking and it was an adaptive test.

Q1. Quants sections - 16 questions to be solved in 16 mins (focus mainly on number systems, factors, permutation & combination, probability
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The interviewer asked about the Quants section with a focus on number systems, factors, permutation & combination, and probability.
• 16 questions to be solved in 16 mins

• Focus on number systems, factors, permutation & combination, and probability

• Practice and brush up on these topics before the interview
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Q2. Logical section - 25 questions to be solved in 35 mins
Ans. 
Answering logical section questions for System Engineer interview
• Read each question carefully before attempting to solve it

• Use logic and reasoning to eliminate incorrect options

• Don't spend too much time on any one question

• If you're unsure of an answer, make an educated guess

• Double-check your answers before submitting
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Q3. Essay writing - one essay to be written in 25 mins
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Round duration - 30 minutes
Round difficulty - null
This was a one to one conversation and I was put with the following questions.

Q1. Difference between compiler and interpreter
Ans. 
Compiler translates entire code into machine code while interpreter translates line by line.
• Compiler converts source code into executable code while interpreter executes code directly.

• Compiler generates error messages after the entire code is compiled while interpreter generates error messages line by line.

• Compiler produces faster and efficient code while interpreter produces slower code.

• Examples of compilers are GCC, ...read more
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Q2. Why do we need OOPs?
Ans. 
OOPs provides modularity, reusability, and extensibility in software development.
• OOPs allows for encapsulation of data and behavior, leading to more secure and maintainable code.

• Inheritance and polymorphism enable code reuse and reduce redundancy.

• Abstraction allows for the creation of simpler and more intuitive interfaces for complex systems.

• OOPs promotes modular design, making it easier to modify and extend code.

• Examp...read more
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Q3. Are you familiar with DBMS?
Ans. 
Yes, I am familiar with DBMS.
• I have experience working with various DBMS such as MySQL, Oracle, and SQL Server.

• I am proficient in writing SQL queries and optimizing database performance.

• I have worked on database design and normalization.

• I am familiar with backup and recovery procedures.

• I have experience with data migration and integration.

• I am knowledgeable about database security and access control.
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Q4. Explain prime number code
Ans. 
Prime number code is a program that identifies prime numbers.
• A prime number is a positive integer greater than 1 that has no positive integer divisors other than 1 and itself.

• The code can be written using a loop to check if a number is divisible by any number other than 1 and itself.

• One common method is the Sieve of Eratosthenes, which generates all prime numbers up to a given limit.
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Q5. Swap two numbers without using the third variable
Ans. 
Swap two numbers without using the third variable
• Use arithmetic operations

• Use XOR operator

• Use tuple unpacking in Python
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Q6. Explain Polymorphism
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Polymorphism is the ability of an object to take on many forms.
• Polymorphism allows objects of different classes to be treated as if they are of the same class.

• It is achieved through method overloading and method overriding.

• Example: A parent class Animal has a method called makeSound(). The child classes Dog and Cat can override this method to make their own unique sounds.

• Polymorphism makes code more flexible and reusab
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Q7. Difference between overloading and overriding
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Overloading is having multiple methods with the same name but different parameters. Overriding is having a method in a subclass with the same name and parameters as in the superclass.
• Overloading is used to provide different ways of calling the same method with different parameters.

• Overriding is used to provide a specific implementation of a method in a subclass that is already defined in the superclass.

• Overloading is r...read more
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Q8. Tell me about yourself?
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Q9. Tell me about your projects?
Ans. 
I have worked on various projects related to system engineering.
• Developed and implemented a new network infrastructure for a small business

• Designed and deployed a cloud-based storage solution for a large corporation

• Managed the migration of a legacy system to a modern platform for a government agency

• Collaborated with a team to create a custom software application for a non-profit organization
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Q10. Tell me about your internships?
Ans. 
I have completed two internships during my college years.
• First internship was with XYZ company where I worked on developing a new software application for their clients.

• Second internship was with ABC organization where I assisted in the implementation of a new network infrastructure.

• Both internships provided me with hands-on experience and helped me develop my technical skills.

• I also learned the importance of teamwork
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Number, english grammar, reasoning

Given 2 Coding problems

Round duration - 75 minutes
Round difficulty - null
Explain written test process : 3 sections Section 1: Logical Ability, Quantitative Ability, Verbal Ability. Section 2: online programming test of 2 coding questions. Section 3: written communication test (essay writing) Online test on the AMCAT platform. It consists of sections like quants, verbal, logical and essay writing. There was no negative marking and it was an adaptive test Quants sections - 16 questions to be solved in 16 mins (focus mainly on number systems, factors, permutation & combination, probability. Logical section - 25 questions to be solved in 35 mins Essay writing - one essay to be written in 25 mins

Q1. My essay topic was "Is social media necessary?"
Ans. 
Social media is not necessary but has become an integral part of modern communication.
• Social media provides a platform for networking and staying connected with friends and family.

• It also serves as a source of news and information.

• Businesses use social media for marketing and customer engagement.

• However, social media can also have negative effects on mental health and privacy.

• Ultimately, the necessity of social media d
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Round duration - 40 minutes
Round difficulty - null
Interview Experiences : First the interviewer made me comfortable by asking questions like who are you? The interviewer introduces himself and then began with the interview.

Q1. Introduce myself .
Ans. 
I am a system engineer with experience in designing and implementing complex systems.
• I have a degree in computer science and several years of experience in the field.

• I am skilled in programming languages such as Java and Python.

• I have experience in designing and implementing large-scale systems, including cloud-based solutions.

• I am familiar with various operating systems and network protocols.

• I am a team player and hav
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Q2. Explain detail about my project.
Ans. 
Developed a web-based inventory management system for a retail company.
• Used PHP and MySQL for backend development.

• Implemented a user-friendly interface using HTML, CSS, and JavaScript.

• Incorporated barcode scanning functionality for efficient inventory tracking.

• Enabled real-time updates and notifications for low stock items.

• Conducted thorough testing and debugging to ensure system reliability.

• Collaborated with the clien...read more
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Q3. Ask me preferred language? ans ( c, c++, python , DBMS).
Ans. 
My preferred language is Python due to its versatility and ease of use.
• Python is a high-level language with a simple syntax, making it easy to learn and use.

• It has a vast library of modules and frameworks for various applications, such as web development, data analysis, and machine learning.

• Python is also cross-platform, meaning it can run on different operating systems without modification.

• C and C++ are low-level lang...read more
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Q4. Ask me which database i have worked on ?
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Q5. Difference between sql and mysql.
Ans. 
SQL is a language used to manage relational databases, while MySQL is a specific relational database management system.
• SQL is a language used to create, modify, and query relational databases.

• MySQL is a specific relational database management system that uses SQL.

• MySQL is open source and free to use, while other SQL-based systems may require licensing fees.

• MySQL has its own unique syntax and features, such as the abili...read more
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Q6. Difference between DBMS and RDBMS.
Ans. 
DBMS is a software to manage databases while RDBMS is a type of DBMS that uses a relational model.
• DBMS stands for Database Management System while RDBMS stands for Relational Database Management System.

• DBMS can manage any type of database while RDBMS uses a relational model to manage data.

• RDBMS ensures data integrity and consistency through the use of constraints and normalization.

• Examples of DBMS include MySQL, Oracle...read more
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Q7. Difference between primary and foreign key
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Primary key uniquely identifies a record while foreign key refers to a field in another table.
• Primary key is a column or set of columns that uniquely identifies a record in a table.

• Foreign key is a column or set of columns that refers to the primary key of another table.

• Primary key cannot have null values while foreign key can have null values.

• Primary key can be used to create relationships between tables while foreign...read more
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Q8. .logic of palindrome and reverse
Ans. 
Palindrome is a word or phrase that reads the same backward as forward. Reverse is the opposite order of a given sequence.
• Palindrome logic involves comparing the first and last characters of a word/phrase and moving towards the center until all characters are compared.

• Reverse logic involves swapping the first and last characters of a sequence and moving towards the center until all characters are swapped.

• Examples of pa...read more
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Round duration - 10 minutes
Round difficulty - null

Q1. Have you worked in a team ?
Ans. 
Yes, I have worked in a team.
• I have worked in cross-functional teams to develop and implement complex systems.

• I have collaborated with software developers, project managers, and quality assurance engineers.

• I have participated in daily stand-up meetings, sprint planning, and retrospectives.

• I have used tools like JIRA and Confluence to track progress and communicate with team members.

• One example of a successful team proj...read more
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Q2. If we give you different domain rather then your preferred domain will you work on it ?
Ans. 
Yes, I am open to working on different domains as it will broaden my knowledge and skills.
• I am always eager to learn new things and take on new challenges.

• Working on a different domain will give me the opportunity to expand my knowledge and skills.

• I am confident that I can adapt quickly and efficiently to a new domain.

• Examples: If I have experience in software engineering and I am asked to work on a networking project,...read more
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Q3. Relocation ,bond, backlog
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Question about relocation, bond, and backlog.
• Relocation: Are you willing to relocate for the job?

• Bond: Are you willing to sign a bond for a certain period of time?

• Backlog: Do you have any backlog in your education or work experience?

• Provide honest and clear answers to all three questions.
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