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Interview Questions

Q.1What is Python?

Python is a high-level, interpreted programming language known for its readability and ease of use. It supports multiple programming paradigms, including procedural, object-oriented, and functional programming.

Q.2Explain the differences between Python 2 and Python 3.

Python 3 is the latest version of the language and has many improvements over Python 2, including syntax changes and enhanced features. Python 2 is no longer supported.

Q.3What are the key features of Python?

Key features include simplicity, readability, versatility, portability, and a large standard library.

Q.4How is memory managed in Python?

Python uses automatic memory management, including garbage collection.

Q.5What is PEP 8?

PEP 8 is the Python Enhancement Proposal that establishes style guidelines for Python code.

Q.6Explain the term \\

GIL stands for Global Interpreter Lock. It is a mutex that protects access to Python objects, preventing multiple threads from executing Python bytecodes at once. This can impact the performance of multithreaded Python programs.

Q.7What is the purpose of the init method in Python?

__init__ is a special method in Python classes used for initializing object attributes or performing any setup required when an object is created.

Q.8What is the difference between a list and a tuple in Python?

Lists are mutable, while tuples are immutable. Lists use square brackets [], and tuples use parentheses ().

Q.9Explain the concept of decorators in Python.

Decorators are a way to modify or extend the behavior of callable objects (functions or methods) without changing their code.

Q.10How does exception handling work in Python?

Python uses try, except, and finally blocks for exception handling. Errors are caught in the except block, and the finally block is used for code that must be executed regardless of whether an exception occurred.

Q.11What is the purpose of the str method?

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Q.12How are dictionaries implemented in Python?

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Q.13Explain the term \\

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Q.14What is the purpose of the name variable in Python?

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Q.15How do you open and close a file in Python?

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Q.16 Explain the difference between shallow copy and deep copy.

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Q.17What is the purpose of the del method in Python?

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Q.18How does the map function work in Python?

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Q.19Explain the use of the lambda function.

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Q.20What is the purpose of the pass statement in Python?

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Q.21How does inheritance work in Python?

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Q.22Explain the use of the super() function.

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Q.23What is the purpose of the self keyword in Python?

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Q.24How do you handle circular imports in Python?

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Q.25Explain the use of the zip function.

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Q.26What is a generator in Python?

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Q.27What is the purpose of the slots attribute?

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Q.28How does the collections module differ from the array module?

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Q.29What is the Global Interpreter Lock (GIL) in Python?

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Q.30Explain the use of the with statement in Python.

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Q.31What is the purpose of the iter and next methods?

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Q.32Explain the purpose of the filter() function in Python.

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Q.33What is the Global Interpreter Lock (GIL) in Python?

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Q.34What are decorators in Python and how do they work?

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Q.35Explain the purpose of the slots attribute.

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Q.36How do you handle exceptions in Python?

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Q.37What is the purpose of the init method in a Python class?

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Q.38Explain the difference between list comprehension and generator expression.

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Q.39How do you debug Python code?

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Q.40What is the purpose of the str and repr methods in Python?

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Q.41Explain the use of the enumerate() function.

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Q.42What is the purpose of the *args and **kwargs in Python function definitions?

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Q.43How does Python\\\'s garbage collection work?

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Q.44Explain the use of the staticmethod and classmethod decorators.

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Q.45What is the purpose of the call method in Python?

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Q.46What is the purpose of the doc attribute in Python?

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Q.47Explain the use of the itertools module in Python.

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Q.48How do you handle file I/O in Python?

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Q.49What is a closure in Python?

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Q.50Explain the purpose of the async and await keywords in Python.

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