Tata Group Lab Technician Interview Questions and Answers

Aptitude test is a standardized assessment designed to measure a person abilities

A group discussion is a structured conversation among a small group of individuals who share their ideas

Practice. Practice is the most commonly advocated route to aptitude test success, and one very few people would dispute. ...
Know your test. ...
Don't get your friends to help. ...
Make the most of online tests. ...
Realistic simulation. ...
Be alert and stay focused. ...
Ask for feedback. ...
Know when to move on.

Q1. Tell about your self
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Q2. My name is.. From your place... Long time goal short term goal
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Q1. What is Polymorphism and it’s type?
Ans. 
Polymorphism is the ability of an object to take on many forms. It allows objects of different classes to be treated as if they were of the same class.
• Polymorphism is achieved through method overriding and method overloading.

• Method overriding is when a subclass provides a specific implementation of a method that is already provided by its parent class.

• Method overloading is when a class has two or more methods with the ...read more
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Q2. What is Dependency Injection?
Ans. 
Dependency Injection is a design pattern where the dependencies of an object are injected into it rather than created within it.
• It helps in achieving loose coupling between objects

• It makes testing easier as dependencies can be mocked or stubbed

• There are three types of Dependency Injection - Constructor Injection, Setter Injection, and Interface Injection

• Example: In a web application, the database connection object can ...read more
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Q3. How Garbage Collection works in .Net?
Ans. 
Garbage Collection in .Net automatically manages memory by freeing up unused objects.
• Garbage Collector runs in the background and periodically checks for unused objects.

• It frees up memory by deallocating objects that are no longer being used.

• GC can be configured using different modes like Server, Workstation, Concurrent, etc.

• GC can also be manually triggered using GC.Collect() method.

• GC.SuppressFinalize() method can be...read more
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Q4. What is LINQ and some basic concept related it?
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Q1. What is Data Structure?
Ans. 
Data structure is a way of organizing and storing data in a computer so that it can be accessed and used efficiently.
• Data structures are used to manage large amounts of data efficiently.

• They can be implemented using arrays, linked lists, trees, graphs, and other techniques.

• Examples include stacks, queues, hash tables, and binary search trees.

• Choosing the right data structure for a particular problem is important for op...read more
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Q2. Real time use of stack and Queue?
Ans. 
Stack and Queue are used in real-time systems for managing tasks and events.
• Stack is used for managing function calls, undo/redo operations, and backtracking.

• Queue is used for managing events, scheduling tasks, and buffering data.

• Real-time systems use both data structures for managing tasks and events in a time-sensitive manner.

• Examples include task scheduling in operating systems, event handling in GUI applications, a
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Q1. .Net related technical questions
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Q1. Tell me about yourself.
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Q2. What are your strengths and weaknesses?
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Q3. What are your salary expectations?
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