Python Interview Questions and Answers for beginners and experts.
List of frequently asked Python Interview Questions with answers, we hope these
interview questions and answers are useful and will help you to get the best
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Que.1.How
do you write comments in python?
Ans: Comments
in Python start with a # character. However, alternatively, at times, commenting
is done using docstrings (strings enclosed within triple quotes).
Example:
#Comments in Python start like this
print("Comments in Python start with a #")
Output: Comments in Python start with a #
Que.2.What type of language is
python? Programming or scripting?
Ans: Python
is capable of scripting, but in general sense, it is considered as a
general-purpose programming language.
Que.3.What
are python modules? Name some commonly used built-in modules in Python?
Ans: Python
modules are files containing Python code. This code can either be functions
classes or variables. A Python module is a .py file containing executable code.
·
os
·
sys
·
math
·
random
·
data time
·
JSON
Que.4.What
is the difference between Python Arrays and lists?
Ans: Arrays
and lists, in Python, have the same way of storing data. But, arrays can hold only
single data type elements whereas lists can hold any data type elements.
Que.5.What is self in
Python?
Ans: Self
is an instance or an object of a class. In Python, this is explicitly included
as the first parameter. However, this is not the case in Java where it’s
optional. It helps to differentiate between the methods and attributes of
a class with local variables.
The self variable in the init method refers to the newly
created object while in other methods, it refers to the object whose method was
called.
Que.6.How do you write comments in
python?
Ans: Comments
in Python start with a # character. However, alternatively, at times, commenting
is done using docstrings (strings enclosed within triple quotes).
Example:
#Comments in Python start like this
Print ("Comments in Python start with a #")
Output: Comments
in Python start with a #
Que.7.How to comment multiple lines
in python?
Ans: Multi-line
comments appear in more than one line. All the lines to be commented are to be
prefixed by#. You can also a very good shortcut method to comment multiple lines.
All you need to do is hold the ctrl key and left-click in
every place wherever you want to include #character and type # just once. This
will comment all the lines where you introduced your cursor.
Que.8.What are docstrings in Python?
Ans: Docstrings
are not actually comments, but, they are documentation strings.
These docstrings are within triple quotes. They are not assigned to any
variable and therefore, at times, serve the purpose of comments as well.
Que.9.What
are the built-in types of python?
Ans: Built-in
types in Python are as follows –
·
Integers
·
Floating-point
·
Complex numbers
·
Strings
·
Boolean
·
Built-in functions
Que.10.Does Python have OOPs concepts?
Ans: Python
is an object-oriented programming language. This means that any program can be
solved in python by creating an object model. However, Python can be treated as
procedural as well as structural language.
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