Wipro technical interview questions

About Wipro

Wipro is leading IT company from India which is operating globally. Wipro hires its employees from both fresh college graduates and experienced professionals. Wipro interview process for the freshers constitute of aptitude test, coding round, multiple technical interview round, essay round and finally HR interview round.

In this article, we are sharing frequently asked question in technical interview round. These questions are compiled from recent Wipro interviews.

Questions asked in wipro technical interview round

• What are the differences between a C++ struct and C++ class?
• What is polymorphism?
• Name the operators that cannot be overloaded.
• How macro execution is faster than a function?
• What is DOM?
• Sort – Sort array elements in ascending or descending order.
• How can you sort the elements of the array in descending order?
• Define precondition and post-condition to a member function.
• What do you mean by Stack unwinding?
• If a class is declared without any access modifiers, where may the class be accessed?
• Does a class inherit the constructors of its superclass?
• What is the property of the class?
• What is a Null object?
• Is XML case-sensitive?
• Benefits of Stored Procedures?
• Can you give an example of a Stored Procedure?
• What is the Program counter?
• What do you mean by static and dynamic modelling?
• What do you mean by active and passive objects?
• When do you use SQL Profiler?
• How can we delete Duplicate row in a table?
• What is the difference between an interface and multiple interfaces?
• What are the steps involved in designing?
• What is the difference between UNIQUE and PRIMARY KEY constraints?
• What the use of the IP address.
• Write a program to find Perfect Numbers
• Linked List Insertion
• Explain Binary Search
• Explain Bubble Sort
• write a program to find if any number is divisible by 3
• Convert string to long integer
• What is Spaghetti programming
• What is Pointer Problem
• What are volatile variables?
• What do you mean by a sequential access file?
• How would you secure data for transport in cloud?
• Why string objects are immutable in java?
• What are the advantages and disadvantages of B-star trees over Binary trees.?
• Explain RDBMS KERNEL?
• What is the difference between error and an exception?
• Asked about merge sort and bubble sort(time & space complexities in best and worst case).
• Explain left outer join with example.
• Explain hashing with example.
• Asked about keys in DBMS(Super, Foreign, composite).
• Virtual Functions and polymorphism.
• What is primary key?
• Why is alternate key?
• What is mapping cardinality?
• Example of many to many mapping
• How to implement one to one mapping?
• What is unique constraint?
• Asked me to write a program using C or JAVA:
• Count words in a sentence and print second word and second last word.
• Questions on operating system OS services, deadlock, semaphore, synchronization, memory management
• About network security( about cryptographic algorithms and their technical details considering implementation)
• Consider a classroom consisting ‘n’ number of benches, each bench has ‘m’ students capacity and assume students sat on those benches, each student has unique ID, now I will pick any one student what you have to do is just identify the bench on which that student has sat
• Explain left outer join with example.
• Asked about keys in DBMS(Super, Foreign, composite).
• Deadlock- how to prevent it
• difference between binary and counting semaphores
• what is internet of things?
• what is cloud computing?
• Access specifiers
• final keyword
• static variable and static function
• singleton architecture
• classes and subclasses
• abstract class and interface
• what is inheritance
• function overloading
• constructor overloading
• what is the one basic difference between java and all the other languages?
• what do you mean by platform independent in Java?
• what is JVM?
• To print how many number in between x and y having odd factors.
• Sum of any two numbers in an array equal to k.
• Find the no of triangles can be formed in the given array.
• What is normalization?
• Explain left outer join with example.
• Asked about keys in DBMS(Super, Foreign, composite).

End note

In this article, you have seen most common technical interview questions asked in Wipro interviews.

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