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Python Basics

1/25 Which Python function is used to get the length of a list?
- len()
- count()
- size()
- length()
2/25 What is the result of '3 + 5' in Python?
- 8
- 35
- 53
- 15
3/25 Which operator is used for 'not equal to' in Python?
- !=
- ==
- <=
- >=
4/25 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
5/25 Which Python data type is used to store a collection of items, where each item is unique?
- Set
- List
- Tuple
- Dictionary
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
7/25 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
8/25 How do you concatenate two lists in Python?
- Using the + operator
- Using the * operator
- Using the append() method
- Using the concat() method
9/25 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
10/25 In Python, what does the 'global' keyword do?
- Declares that a variable inside a function is global
- Imports a global variable from another module
- Creates a new global variable
- Converts a local variable into a global variable
11/25 In Python, how can you catch multiple exceptions in a single block?
- Using a tuple in the except clause
- Using multiple except clauses
- Using the all keyword
- It's not possible to catch multiple exceptions in one block
12/25 What is 'pickle' in Python used for?
- Serializing and deserializing Python object structures
- Data compression
- Web scraping
- File encryption
13/25 What is 'map' function used for in Python?
- To apply a function to all items in an iterable
- To filter items from a list
- To merge two lists
- To create a dictionary
14/25 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
15/25 What is the primary use of 'functools.partial' in Python?
- To create a new function with partial application of the arguments and keywords of another function
- To divide a function into multiple smaller functions
- For partial iteration of a collection
- To partially update a dictionary
16/25 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
17/25 What does 'os.path.join' do in Python?
- Joins one or more path components intelligently
- Concatenates strings to form a path
- Joins multiple file paths into a single file
- Links a file path to a network path
18/25 In Python, what is 'multiprocessing' used for?
- To create processes that run concurrently
- To manage multiple data processing streams
- To process large datasets in parallel
- To enhance the speed of single-threaded processes
19/25 What is 'flask' commonly used for in Python?
- Creating web applications
- Data analysis and manipulation
- Creating desktop applications
- Automated testing of applications
20/25 What is the primary use of 'numpy' in Python?
- Numerical and scientific computing
- Data storage and retrieval
- Web scraping
- Machine learning
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 What is the 'pandas' library primarily used for in Python?
- Data analysis and manipulation
- Parallel programming
- Web development
- Creating GUI applications
23/25 In Python, what is 'matplotlib' commonly used for?
- Data visualization
- Machine learning models
- Web scraping
- Database management
24/25 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
25/25 In Python, what are 'magic methods'?
- Special methods beginning and ending with double underscores, used to implement behavior for built-in operations
- Methods that are automatically invoked by garbage collection
- Deprecated methods from older Python versions
- Methods that can be called without an object reference
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