Wipro Software Trainee Intern Interview Questions and Answers for Freshers

20 questions with pseudo codes and aptitude

Q1. Tell me about your self
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Q2. Sql -del and truncate
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Easy to Medium difficulty with Aptitude Questions

Q1. Merge Sort was asked
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Q2. Merge sort in a linked list was asked as follow up
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Q1. Questions on DBMS and core Java were asked (Easy only)
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Q1. Basic HR questions were asked
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1 hr test with mcq and coding snippet

Q1. What are pointers in c?
Ans. 
Pointers are variables that store memory addresses of other variables in C programming language.
• Pointers are used to manipulate data structures like arrays, linked lists, and trees.

• They can be used to pass values by reference to functions.

• Pointers can also be used to allocate memory dynamically using functions like malloc() and calloc().
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Q2. Write a linked list program.
Ans. 
A linked list program is a data structure that stores a sequence of elements with pointers to the next element.
• Create a Node class with a value and a next pointer

• Create a LinkedList class with a head pointer and methods to add, remove, and traverse nodes

• Example: LinkedList ll = new LinkedList(); ll.add(5); ll.add(10); ll.remove(5);
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Q3. Applications of data structures
Ans. 
Data structures are used to organize and manipulate data efficiently in various applications.
• Data structures are used in databases to store and retrieve data quickly.

• In computer graphics, data structures are used to represent geometric objects.

• Data structures are used in algorithms such as sorting and searching.

• In networking, data structures are used to represent network packets and routing tables.

• Data structures are u...read more
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Q4. Algorithm for merge sort
Ans. 
Merge sort is a divide and conquer algorithm that recursively divides the input array into two halves, sorts them and then merges them.
• Divide the array into two halves

• Recursively sort the two halves

• Merge the sorted halves

• Repeat until the entire array is sorted
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Q5. Cloud computing application in real world in project
Ans. 
Cloud computing is widely used in various industries for data storage, processing, and analysis.
• Cloud computing allows for easy scalability and cost-effectiveness in managing large amounts of data.

• Real-time collaboration and access to data from anywhere are some of the benefits of cloud computing.

• Examples of cloud computing applications in real-world projects include Amazon Web Services (AWS), Microsoft Azure, and Goog...read more
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Q6. Java and nodejs questions
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In aptitude test around 70 questions,it's easy to solve

Q1. In HR round,he asked basic HR questions only
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Q1. Interview based on resume
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Q2. Oop concept? Keyword? Python advantage? Polymorphism
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Q1. What was know about companys background?
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Q2. What you expect more opportunities from company?
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Q3. What us the expectations of salaries
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Q4. Which things you know about company?
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Advance C, Java script ,Python, Html, Excel knowledge

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