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Python Basics
1/25
What is the correct way to open a file in Python?
Using the 'open()' function
Using the 'read()' function
Using the 'write()' function
Using the 'create()' function
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2/25
What is the purpose of the 'elif' keyword in Python?
To define an alternative condition in an 'if' statement
To create a loop
To define a function
To print text to the console
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3/25
In Python, what is the 'None' keyword used for?
To represent the absence of a value or a null value
To define a boolean variable
To create a loop
To print text to the console
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4/25
What is the purpose of the 'for' loop in Python?
To iterate over a sequence of items
To define a function
To create a conditional statement
To print text to the console
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5/25
Which Python data type is ordered and unchangeable?
Tuple
List
Set
Dictionary
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6/25
In Python, what is the purpose of the 'break' statement?
To exit a loop prematurely
To define a function
To create a conditional statement
To print text to the console
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7/25
What is the purpose of the 'continue' statement in Python?
To skip the current iteration of a loop and continue to the next
To define a function
To create a conditional statement
To print text to the console
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8/25
What is a decorator in Python?
A function that modifies another function
A tool for looping over sequences
A type of Python class
A syntax for creating lists
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9/25
What does the 'enumerate' function do in Python?
Adds a counter to an iterable and returns it
Enumerates all possible combinations of a list
Counts the number of elements in an iterable
Sorts the elements of an iterable
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10/25
What is the purpose of the 'with' statement in Python when working with files?
To ensure that resources are properly managed and the file is automatically closed
To write data to a file
To read data from a file
To delete a file
Next >
11/25
What is a 'dictionary comprehension' in Python?
A concise way to create dictionaries
A method to iterate over a dictionary
A function to sort dictionaries
A technique to merge two dictionaries
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12/25
What is the use of the __name__ variable in Python?
To check if a module is being run as the main program
To store the name of the current class
To define a special method in a class
To hold the name of the script file
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13/25
What is 'pickle' in Python used for?
Serializing and deserializing Python object structures
Data compression
Web scraping
File encryption
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14/25
How do you create a static method in a Python class?
Using the @staticmethod decorator
Using the static keyword
By declaring a method outside of a class
Static methods cannot be created in Python
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15/25
What is the difference between 'deepcopy' and 'copy' in Python?
Deepcopy creates a new object and recursively copies all objects it references, whereas copy creates a shallow copy
There is no difference; they are the same
Copy creates a new object and deepcopy does not
Deepcopy is used for lists, and copy is used for dictionaries
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16/25
How can you reverse a list in Python?
Using the reverse() method or the [::-1] slice
By iterating over the list backwards
Using the reversed() built-in function
By sorting the list in descending order
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17/25
What is the purpose of the 'collections' module in Python?
To provide alternative container data types like namedtuples, deque, Counter, etc.
To collect garbage data and free memory
To gather system information
To compile and organize code collections
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18/25
In Python, how can you measure the performance of a piece of code?
Using the 'timeit' module
With the 'datetime' module
By implementing a custom timer
Using the 'os' module
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19/25
What is 'pytest' commonly used for in Python?
Writing and running tests
Debugging code
Performance tuning
Creating Python packages
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20/25
What is the primary use of 'numpy' in Python?
Numerical and scientific computing
Data storage and retrieval
Web scraping
Machine learning
Next >
21/25
How do you declare a variable as 'private' in a Python class?
By prefixing the variable name with a double underscore (__)
By using the 'private' keyword
By declaring it inside a nested class
Python does not support private variables
Next >
22/25
How do you create a decorator in Python?
By defining a function that takes another function as an argument
Using the @decorator syntax above a function
By importing the 'decorator' module
Decorators are not supported in Python
Next >
23/25
How do you make an HTTP request in Python?
Using libraries such as 'requests' or 'urllib'
With the 'http' built-in module
By utilizing sockets directly
Python cannot make HTTP requests natively
Next >
24/25
What is the purpose of 'venv' in Python?
To create isolated Python environments for different projects
To verify and validate Python code
To create virtual networks
To visualize Python code execution
Next >
25/25
In Python, what is a 'Generator' and how is it different from a normal function?
A function that yields values one at a time, resuming where it left off when called again
A special function for creating iterable objects; unlike normal functions, it cannot return values
A quicker version of a function; it generates results faster but can only be used once
A function that generates random numbers; unlike normal functions, it does not take any arguments
Next >
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