TCS Assistant System Engineer Interview Questions, Process, and Tips

Coding question related to object oriented programming and array manipulation or string manipulation

Q1. Basic programming knowledge related to chosen programming language by candidate and DSA related some question. Some questions related to SQL and Linux.
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Quite challenging aptitude because time is the factor. And easy coding questions so it is overall easy.

Q1. Asked about OOPS, DSA, and some HR questions.
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Q2. What is inheritance in Oops.
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Inheritance is a mechanism in OOPs where a new class is derived from an existing class.
• It allows the new class to inherit the properties and methods of the existing class.

• The existing class is called the parent class or superclass, and the new class is called the child class or subclass.

• The child class can add new properties and methods or override the existing ones.

• It promotes code reusability and saves time and effor...read more
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Q3. What is the difference between abstraction and encapsulation.
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Abstraction focuses on the outside view of an object while encapsulation deals with the internal workings of an object.
• Abstraction is the process of hiding complex implementation details and showing only the necessary information to the user.

• Encapsulation is the process of wrapping data and methods into a single unit (class) and restricting access to the internal details.

• Abstraction is achieved through abstract classes...read more
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Q4. What is structure in C
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Structure in C is a user-defined data type that groups related data of different data types.
• Structures are used to represent a record, such as a student record or an employee record.

• They can contain variables of different data types, including other structures.

• Structures can be accessed using the dot (.) operator.

• They are defined using the 'struct' keyword.

• Structures can be passed as arguments to functions and returned
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Q5. What is hashing is it similar to dictionary in python
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Hashing is a technique to convert any data into a fixed size value. It is similar to dictionary in Python.
• Hashing is used to store and retrieve data quickly

• Hashing function takes input data and returns a fixed size value

• Hashing is used in password storage, data encryption, and indexing

• Python dictionaries use hashing to store and retrieve key-value pairs
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Q1. Tell me about yourself
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Q1. All basic javascript, Angular questions
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Q1. What are the latest technologies
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Some of the latest technologies include artificial intelligence, machine learning, blockchain, Internet of Things (IoT), and 5G.
• Artificial intelligence (AI) - technology that enables machines to learn from experience and perform tasks that typically require human intelligence.

• Machine learning - subset of AI that allows systems to learn and improve from experience without being explicitly programmed.

• Blockchain - decentr...read more
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