Python Questions
Warm up for Python interview with most asked questions and answers for junior, mid, and senior roles.
What is Python?
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Python is a high-level programming language designed to be easy to read and simple to implement.
It is open source, which means it is free to use, even for commercial applications.
What are some advantages of Python?
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Some of the advantages of Python are:
- Easy to Read, Learn and Write
- Improved Productivity
- Interpreted Language
- Dynamically Typed
- Vast Libraries Support
- Portability
What is swapcase() function in the Python?
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The swapcase() function in Python is used to swap the case of the characters in a string.
How to remove whitespaces from a string in Python?
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The strip() function in Python is used to remove whitespaces from a string.
What are immutable objects in Python?
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Immutable objects in Python are objects that cannot be changed after they are created.
The following are examples of immutable objects:
- Numbers (int, float, bool,…)
- Strings.
- Tuples.
- Frozen sets.
What is the function of “self”?
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The self parameter is a reference to the current instance of the class.
Is it possible to have static methods in Python?
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Yes, it is possible to have static methods in Python. Static methods are methods that are called without instantiating the class.
What is a None value?
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The None keyword is used to define a null value, or no value at all. None is not the same as 0, False, or an empty string. None is a data type of its own (NoneType) and only None can be None.
is Python interpreted language?
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Yes, Python is an interpreted language.
What are iterators in Python?
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Iterators in Python are objects that can be used to iterate over a sequence of items.
What are functions in Python?
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Functions are the basic building blocks of Python. They are used to perform a specific task.