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Python Basics
1/25
What is the correct way to comment a single-line in Python?
# This is a comment
// This is a comment
/* This is a comment */
<!-- This is a comment -->
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2/25
How do you create a list in Python?
By enclosing items in square brackets []
By using parentheses ()
By using curly braces {}
By using angle brackets <>
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3/25
What is the result of '3 + 5' in Python?
8
35
53
15
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4/25
In Python, what is the purpose of the 'if' statement?
To execute code conditionally
To define a function
To create a loop
To print text to the console
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5/25
Which Python data type is used to store a collection of items, where each item is unique?
Set
List
Tuple
Dictionary
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6/25
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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7/25
Which of the following is not a valid variable name in Python?
2variable
my_variable
_variable
variable_2
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8/25
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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9/25
What is the result of '5 % 2' in Python?
1
2
0
Error
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10/25
What is slicing used for in Python?
To extract parts of sequences like lists or strings
To delete elements from a list
To append elements to a list
To sort elements of a list
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11/25
What does the 'is' operator do in Python?
Checks if two variables refer to the same object in memory
Compares the values of two variables
Determines if a variable is of a certain type
Checks if a variable exists
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12/25
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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13/25
How do you create a shallow copy of a list in Python?
Using the list.copy() method
Using the list.deepcopy() method
By directly assigning one list to another
Using the copy module
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14/25
What is the output of 'set([1, 2, 3]) & set([2, 3, 4])' in Python?
set([2, 3])
set([1, 2, 3, 4])
set([1, 4])
Error
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15/25
What is 'Polymorphism' in the context of object-oriented programming in Python?
The ability to present the same interface for differing underlying data types
The ability of a class to derive properties and characteristics from another class
The process of encapsulating data and methods within a single unit
The practice of designing objects with a predefined interface
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16/25
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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17/25
What is the 'heapq' module used for in Python?
For implementing a priority queue algorithm
For memory management and heap analysis
For creating hash maps
For queuing network requests
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18/25
What is the difference between the 'array' and 'list' data types in Python?
Arrays can only contain elements of the same data type, while lists can contain elements of different data types
There is no difference; they are the same in Python
Lists are mutable, while arrays are immutable
Arrays are used for arithmetic operations, while lists are not
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19/25
What does the 'glob' module in Python provide?
Functions to create file lists from directory wildcard searches
Global variable management
Network communication capabilities
Graphical user interface components
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20/25
What does 'iterable' mean in Python?
An object capable of returning its members one at a time, allowing it to be iterated over in a loop
A variable that can be changed
A list or array
An object that cannot be changed after its creation
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21/25
What is the purpose of 'walrus operator' (:=) introduced in Python 3.8?
To assign values to variables as part of an expression
To compare two values
To create a multi-line statement
To declare a global variable
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22/25
What is the 'GIL' in Python?
Global Interpreter Lock, a mechanism that prevents multiple native threads from executing Python bytecodes at once
General Instruction List, a list of all Python commands and their uses
Graphical Interface Layer, used for creating GUI applications in Python
Guided Iteration Loop, a loop structure in Python
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23/25
What is 'List Comprehension' and how does it differ from a traditional 'for' loop in Python?
A concise way to create lists; it's more compact and faster than a traditional 'for' loop
A method to append items to a list; it's similar to 'for' loops but only for lists
A special loop for lists; it is identical in speed but has a different syntax than a 'for' loop
A tool for sorting lists; it's an alternative to 'for' loops with a focus on sorting
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24/25
What is 'Continuous Integration' in the context of software development?
A practice where developers frequently merge their code changes into a central repository, often followed by automated builds and tests
A process where code is constantly in a state of debugging
A coding methodology where updates are made continuously to the live application
A development strategy where the same code is used in multiple projects
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25/25
What is 'Test-Driven Development' in software engineering?
A development process where tests are written before the code they are testing
A method where developers focus solely on fixing software tests
Developing a software based on the results of user acceptance tests
Writing tests after the software development is complete
Next >
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