Wipro Senior Performance Engineer Interview Questions and Answers

Aptitude round consists Logical reasoning, General Aptitude, Grammar related questions etc. All are moderate level questions.

Q1. Explain OOPs w.r.t Java
Ans. 
OOPs is a programming paradigm that uses objects to represent real-world entities. Java is an OOPs language.
• OOPs stands for Object-Oriented Programming System

• Java is a class-based OOPs language

• Encapsulation, Inheritance, Polymorphism, and Abstraction are the four pillars of OOPs

• Objects have state and behavior

• Java supports interfaces, which allow for multiple inheritance

• Example: A car can be represented as an object wit...read more
Answered by AI
Add your answer
Q2. Explain about the projects that you have worked on
Add your answer
Q3. Explain how Java solves machine dependency of code execution
Ans. 
Java solves machine dependency by using bytecode and virtual machine.
• Java code is compiled into bytecode which is platform-independent

• The bytecode is executed by the Java Virtual Machine (JVM) which is platform-specific

• JVM translates bytecode into machine code for the specific platform

• This allows Java code to run on any platform with a JVM installed

• Example: A Java program compiled on Windows can run on Linux or Mac as
Answered by AI
Add your answer

Q1. Why should we hire you?
Add your answer
Q2. Tell me about yourself.
Add your answer

Numerical ability and logical reasoning followed by some coding mcqs

Q1. Print 1 to 100 without for loop
Ans. 
Printing 1 to 100 without for loop
• Use recursion to print numbers from 1 to 99

• Print 100 outside the recursion

• Use a base case to stop recursion at 100
Answered by AI
Add your answer

Simple aptitude test

Q1. General questions as per your cv
Add your answer

Attended the codevita competition in final year of college.

Q1. About College Project
Add your answer
Q2. Some very basics of java
Add your answer
Q3. Experience of college project as a team
Add your answer

It was a basic aptitude test.

Q1. Interview was fine. Mostly asked about my final year project.
Add your answer

Q1. Explain the mini projects and main project completed during Engineering.
Add your answer

- basic programming on C

Q1. - question based on your resume
Add your answer

Q1. If you cleared Aptitude and Coding, Mostly Interview will be cleared with some basics questions like OOPs concepts, sort functions kind of questions.
Add your answer
Q2. Explain OOPs concept in JAVA?
Ans. 
OOPs concept in JAVA is a programming paradigm that focuses on objects and their interactions.
• OOPs stands for Object-Oriented Programming

• It involves the use of classes, objects, inheritance, polymorphism, and encapsulation

• Classes are used to define objects and their properties

• Objects are instances of classes that can interact with each other

• Inheritance allows for the creation of new classes based on existing ones

• Polymo...read more
Answered by AI
Add your answer
Q3. Function to sort an array in Java?
Ans. 
Java provides Arrays.sort() method to sort an array.
• Use Arrays.sort() method to sort an array of strings.

• The method sorts the elements in ascending order by default.

• To sort in descending order, use Collections.reverseOrder() method.
Answered by AI
Add your answer
Q4. Tell me about yourself?
Add your answer
Q5. Final year project which you worked on?
Add your answer