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Python Basics

1/25 Which keyword is used to define a function in Python?
- def
- function
- define
- func
2/25 Which data type is used to store a sequence of characters in Python?
- String
- Integer
- Boolean
- List
3/25 Which Python function is used to get the length of a list?
- len()
- count()
- size()
- length()
4/25 What is the result of '3 + 5' in Python?
- 8
- 35
- 53
- 15
5/25 How do you define a tuple in Python?
- By enclosing items in parentheses ()
- By using square brackets []
- By using curly braces {}
- By using angle brackets <>
6/25 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
7/25 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
8/25 What is the output of 'list(range(5))' in Python?
- [0, 1, 2, 3, 4]
- [1, 2, 3, 4, 5]
- [5, 4, 3, 2, 1, 0]
- Error
9/25 What is the result of '5 / 2' in Python?
- 2.5
- 2
- 2.0
- Error
10/25 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
11/25 How do you access the value associated with the key 'age' in a dictionary named 'person'?
- person['age']
- person.get('age')
- person(age)
- person->age
12/25 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
13/25 How is a generator function different from a normal function?
- It uses the 'yield' statement
- It can only be used once
- It returns multiple values at once
- It runs faster than a normal function
14/25 What is the output of the expression '5 ** 2' in Python?
- 25
- 10
- 52
- 7
15/25 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
16/25 In Python, what does the 'else' clause in a 'try' statement do?
- Executes if the try block does not raise an exception
- Always executes after the try block
- Executes if any exception is raised
- Is an alternative to the finally block
17/25 What does the 'yield' keyword do in Python?
- Turns a function into a generator
- Pauses function execution and returns a value
- Exits a loop
- Breaks out of a function
18/25 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
19/25 How do you create a virtual environment in Python?
- Using the 'venv' module
- With the 'virtual' module
- By installing the 'virtualenv' package
- Using the 'pyenv' tool
20/25 In Python, what is the purpose of the 'asyncio' library?
- To write concurrent code using the async/await syntax
- To handle asynchronous file I/O operations
- To perform background processing
- To manage asynchronous network connections
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
22/25 In Python, what is 'matplotlib' commonly used for?
- Data visualization
- Machine learning models
- Web scraping
- Database management
23/25 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
24/25 In Python, what is 'Duck Typing'?
- A programming style which does not require knowing an object's type to invoke an existing method on it
- A data typing method specific to lists and dictionaries
- A debugging technique
- A way to type Python code faster
25/25 What is 'MRO' in Python?
- Method Resolution Order, the order in which base classes are searched for a member during lookup
- Memory Read-Out, a process related to garbage collection
- Module Runtime Options, settings that alter how Python modules run
- Multiple Return Optimization, a technique for optimizing functions
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