Wipro Project Engineer Interview Questions, Process, and Tips

Q1. What is scanf() and printf() in c language
Ans. 
scanf() and printf() are functions in C language used for input and output operations respectively.
• scanf() is used to read input from the user, while printf() is used to display output to the user.

• scanf() requires the use of format specifiers to specify the type of input being read.

• printf() also uses format specifiers to format the output being displayed.

• Example: scanf("%d", &num) will read an integer input from the us...read more
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Q2. About last year project
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Q3. What are dml statements in SQL?
Ans. 
DML statements in SQL are used to manipulate data in a database, including inserting, updating, deleting, and querying data.
• DML stands for Data Manipulation Language.

• Common DML statements include INSERT, UPDATE, DELETE, and SELECT.

• INSERT is used to add new rows of data into a table.

• UPDATE is used to modify existing data in a table.

• DELETE is used to remove rows of data from a table.

• SELECT is used to retrieve data from a
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Q4. Garbage collection in Java?
Ans. 
Garbage collection in Java is an automatic process of reclaiming memory by destroying unused objects.
• Garbage collection in Java is performed by the JVM to free up memory by destroying objects that are no longer needed.

• It helps in preventing memory leaks and managing memory efficiently.

• Java provides automatic garbage collection, so developers do not have to manually free up memory.

• Examples of garbage collection algorith...read more
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Q5. Inheritance in java
Ans. 
Inheritance in Java allows a class to inherit properties and behavior from another class.
• Inheritance is achieved by using the 'extends' keyword in Java.

• Subclass inherits all non-private fields and methods from the superclass.

• Subclass can also override methods from the superclass.

• Example: class Car extends Vehicle { //code here }

• Example: public class Animal { //code here }
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Q1. Based on OOPS concept
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Q1. What are the challenges your faced in corona time
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Test duration was around 60-70 mins. Questions were from basic aptitude but coding questions were bit tricky. Essay writing was also there.

Q1. HR+ Technical round. They ask me intro and then programming algorithms. Discussions on my recent project.
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Q2. Prime Number , Palindrome
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Q3. Why Wipro Only. Why IT ?
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Quants , Verbal, Reasoning

Problem solving questions will be asked

Q1. Self Introduction
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Q2. Technical questions
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Q3. Personality questions
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