TCS Analyst Interview Questions, Process, and Tips

The aptitude test was not so easy and needs preparation of quantitative aptitude

Q1. Explanation of resume
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Q1. Self introduction
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Q2. Questions based on resume
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The questions were easy and general ones. Anyone who has a good logic and rudimentary understanding could do them.

Q1. What are oops and its 4 pillars?
Ans. 
OOPs stands for Object-Oriented Programming. It has 4 pillars: Encapsulation, Inheritance, Polymorphism, and Abstraction.
• Encapsulation: Wrapping data and methods into a single unit (class).

• Inheritance: Acquiring properties and behavior of a parent class by a child class.

• Polymorphism: Ability of an object to take many forms. Method overloading and overriding are examples.

• Abstraction: Hiding implementation details and sh
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Q2. Batch OS and its uses?
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Batch OS is a type of operating system that processes a set of tasks in batches.
• Batch OS is used for processing large volumes of data in batches.

• It is commonly used in industries such as banking, finance, and manufacturing.

• Batch OS allows for automation of repetitive tasks, saving time and reducing errors.

• Examples of Batch OS include IBM z/OS, Unix/Linux, and Windows Task Scheduler.
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50 normal ones which can be easily answered by logic

Q1. What is oops and 4 pillars
Ans. 
OOPs stands for Object-Oriented Programming. The four pillars of OOPs are Abstraction, Encapsulation, Inheritance, and Polymorphism.
• Abstraction: Hiding the implementation details and showing only the necessary information to the user.

• Encapsulation: Wrapping data and functions together in a single unit (class) and restricting access to them.

• Inheritance: Creating a new class from an existing class, inheriting all the pro...read more
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Q2. Operating System and types of it.
Ans. 
An operating system (OS) is a software that manages computer hardware and software resources.
• Types of operating systems include Windows, macOS, Linux, Android, iOS, and Unix.

• OS can be categorized as single-user, multi-user, multi-tasking, real-time, and embedded.

• Functions of an OS include memory management, process management, security, and device management.
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Q1. Rate ur self in java
Ans. 
I rate myself as proficient in Java.
• Strong understanding of core Java concepts such as OOP, collections, and exception handling

• Experience in developing Java applications using frameworks such as Spring and Hibernate

• Familiarity with Java 8 features such as lambda expressions and streams

• Ability to write efficient and optimized code

• Continuously learning and improving my Java skills
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Q2. I have rated java as 5
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Q1. About financial data
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Q2. Previous experience and company details
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