TCS Python Developer Trainee Interview Questions and Answers

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Q1. Python what type of language? Fathor of python?
Ans. 
Python is a high-level, interpreted, and general-purpose programming language. Guido van Rossum is the creator of Python.
• Python is a high-level language, meaning it provides a level of abstraction from the hardware.

• It is an interpreted language, which means it does not need to be compiled before running.

• Python is a general-purpose language, suitable for various applications such as web development, data analysis, and a...read more
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Q2. What are conditional statements in python?
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Conditional statements are used to execute certain code based on a condition being true or false.
• Python has two conditional statements: if and else

• if statement is used to execute code if a condition is true

• else statement is used to execute code if the if condition is false

• elif statement is used to check multiple conditions

• Example: if x > y: print('x is greater than y') else: print('y is greater than x')

• Example: if x > ...read more
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Q3. What are data types?
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Data types in Python define the type of data that a variable can hold.
• Python has several built-in data types such as int, float, str, list, tuple, dict, etc.

• Each data type has its own characteristics and operations that can be performed on it.

• Data types determine the memory space required and the range of values that can be stored.

• For example, int is used for integers, float for floating-point numbers, str for strings,
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Q4. What is data?types of data in python?
Ans. 
Data refers to information that is stored and processed by a computer.
• Python supports various data types such as integers, floats, strings, booleans, lists, tuples, and dictionaries.

• Integers are whole numbers, floats are decimal numbers, and strings are sequences of characters.

• Booleans represent True or False values, lists are ordered collections of items, tuples are similar to lists but are immutable, and dictionaries...read more
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Q5. Sequences in python?what about list in python?
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Sequences in Python are ordered collections of items. Lists in Python are a type of sequence that can store multiple values.
• Sequences in Python maintain the order of elements.

• Lists are mutable, meaning their elements can be changed.

• Lists can contain elements of different data types.

• Lists can be accessed using indexing and slicing.

• List methods like append(), insert(), and remove() can modify the list.

• List comprehension
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Q1. Introduction about me any question
Ans. 
I am chandana i am bca graduated
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Q2. About job bases
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How to developed a skill to improve over skills
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Q3. Salary based question
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I am fresher to 2 to 4
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Q4. How to completed
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Q5. Job description
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Q1. Difference between list & tuple?
Ans. 
List is mutable, tuple is immutable in Python.
• List uses square brackets [], tuple uses parentheses ().

• List elements can be changed, added, or removed, tuple elements cannot be changed.

• Lists are used for collections of items that may need to be modified, tuples are used for fixed collections of items.

• Example: list_example = [1, 2, 3], tuple_example = (4, 5, 6)
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Q2. What is namespace and its types?
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Namespace is a way to organize variables and functions in a program to avoid naming conflicts.
• Namespace helps in avoiding naming conflicts by providing a unique space for each identifier.

• Types of namespaces include global namespace, local namespace, built-in namespace, and module namespace.

• Example: In Python, each module has its own namespace where all the variables and functions defined in that module reside.
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Q3. Write code to explain multiple inheritance
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Multiple inheritance in Python allows a class to inherit attributes and methods from more than one parent class.
• Python supports multiple inheritance by allowing a class to inherit from multiple parent classes.

• The order of parent classes in the inheritance list matters, as methods are searched for in the order they appear.

• Diamond problem can occur in multiple inheritance when two parent classes have a common ancestor cl...read more
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Q4. Define lambda function and give an example?
Ans. 
Lambda function is an anonymous function defined using the lambda keyword in Python.
• Lambda functions are used for creating small, one-time use functions without a name.

• Syntax: lambda arguments: expression

• Example: double = lambda x: x * 2
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Q5. Oops concept,decorator,iterator.
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Q1. Create new list from the provided list but the order should be shuffled and no duplicate element should be removed
Ans. 
Create a new list with shuffled order and no duplicate elements.
• Use the random.shuffle() function to shuffle the list

• Use a set to keep track of elements already added to the new list to avoid duplicates

• Convert the set back to a list to maintain the order of elements
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Q2. Architecture of existing application
Ans. 
The existing application follows a microservices architecture with separate components for different functionalities.
• The application is divided into multiple services that communicate with each other through APIs.

• Each service is responsible for a specific task or functionality, promoting modularity and scalability.

• Examples of microservices in the architecture include user authentication service, payment processing serv
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Q1. Why do you want to join
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I am passionate about Python development and excited about the innovative projects your company is working on.
• Passionate about Python development

• Excited about innovative projects at company

• Seeking growth and learning opportunities
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Q2. Where do you see yourself in 5 years
Ans. 
In 5 years, I see myself as a senior Python developer leading a team of developers on innovative projects.
• Continuing to enhance my Python skills and staying updated on new technologies

• Taking on more leadership responsibilities and mentoring junior developers

• Contributing to the success of the company through my technical expertise
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Q1. Questions related to python web framework
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Q2. Real time python project problem solving questions
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Q1. List & tuple diff
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Q2. Pickling & unpickling
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Avg aptitude questions

2 easy coding questions

Q1. Array question in python
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Q2. SQL query based on condition
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