Wipro Technology Trainee Interview Questions and Answers

Q1. What is rdbms in sql
Ans. 
RDBMS stands for Relational Database Management System in SQL.
• RDBMS is a type of database management system that stores data in a structured format using rows and columns.

• It allows users to establish relationships between different data sets.

• SQL (Structured Query Language) is commonly used to interact with RDBMS.

• Examples of RDBMS in SQL include MySQL, Oracle, and SQL Server.
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Q2. What is polymorphism
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Polymorphism is the ability of a single function or method to operate on different types of data.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to represent multiple data types.

• Examples include method overloading and method overriding in object-oriented programming.
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Q1. Communication Round
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Q2. Best Interaction Skills
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Q1. Technical Skills
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Q1. Tell me about a time a project was not successful & how you worked through it
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Q2. What does success look like to you
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It was a multiple questions test, 90 minutes test 43 questions technical question based on the position i have applied. It is intermediate level of test. I have cleared the test.

Q1. After completed my Assessment test , I got a call from HR for technical round through WebEx. Yesterday interview done in that call panel asked about my role of my current company and asked about my project...read more
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Q2. Put vs patch in restful
Ans. 
In RESTful APIs, 'put' is used to update an entire resource, while 'patch' is used to update only specific fields of a resource.
• PUT is used to update the entire resource, while PATCH is used to update specific fields

• PUT requires the client to send the entire updated resource, while PATCH only requires the client to send the specific fields to be updated

• PUT is idempotent, meaning multiple identical requests will have th...read more
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Q3. Different between restful and webclient
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Restful is an architectural style for designing networked applications, while WebClient is a class in Java used for making HTTP requests.
• RESTful is an architectural style that uses HTTP methods like GET, POST, PUT, DELETE to perform operations on resources.

• WebClient is a class in Java that provides a higher-level API for making HTTP requests and handling responses.

• RESTful APIs are stateless and use standard HTTP status...read more
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Q4. Serialization and deserialization in java
Ans. 
Serialization is the process of converting an object into a byte stream, while deserialization is the process of converting a byte stream back into an object in Java.
• Serialization is achieved by implementing the Serializable interface in Java.

• Deserialization is done by reading the byte stream and reconstructing the object using the readObject() method.

• Example: ObjectOutputStream for serialization and ObjectInputStream
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Q5. What are functional interface in java8
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Functional interfaces in Java 8 are interfaces with a single abstract method, used for lambda expressions and method references.
• Functional interfaces have only one abstract method, but can have multiple default or static methods.

• They can be used with lambda expressions and method references.

• Examples include java.lang.Runnable, java.util.Comparator, and java.util.function.Predicate.
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All aptitude related questions they asked like quantity aptitude reasoning English

All coding related questions from C and java language

Q1. HR normal level questions about your self and your past experience about your family
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Q2. About your self About your family Your past experience Why you choose hcl
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Q3. Where you learn all these skills
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Q4. About there traning
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Gd on general topics

Q1. Question regarding course work
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Q2. Questions regarding cv, projects and java related tech stack. Oops.
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Q1. This round more of managerial round. Ask about projects, details of project.
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Q2. Basic behavior questions
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Q1. How do u explain class & object with a real time example
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A class is a blueprint for creating objects, while an object is an instance of a class.
• A class defines the properties and behaviors that an object can have.

• An object is created using the class as a template.

• For example, consider a class called 'Car' that has properties like 'color', 'brand', and 'model'. An object of this class can be created as 'myCar' with specific values for these properties.

• The class 'Car' can also...read more
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Q2. Multiple inheritance, method overloading, method overriding, jdbc, spring core
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Q1. Salary negotiation
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Group discussion helps to evaluate our capacity, conversation and understanding level

It will be helps to enhance our knowledge about this technical field

Q1. Tell about yourself ? Hi, sir. Iam lavanya Rani.Iam from chennai.Iam completing my under graduation in physics at subramanya college of arts and science .
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Q2. What is your goal in life? My short time goal is get a job in a reputed company . My long time goal is give a job to another one.
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Q3. Why you can choose this company? Because iam a fresher ,I want to learn new thing.And as a student ,I want to learn things theatrically .So I can use this opportunity to develop my skills and knowledge.
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Q4. Difference between hardwork and smart work? Eg:Reaching the building through steps is hardwork Reaching the building through lift is smart work.
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