question What was the major focus of Python s development during the 2 x series

Machine Learning

What was the major focus of Python's development during the 2.x series?

A. Adding new features
B. Improving performance
C. Backward compatibility
D. Enhancing security

The major focus during the 2.x series was maintaining backward compatibility with previous versions.

Which command is used to deactivate a virtual environment in Python on macOS and Linux?

A. deactivate
B. source deactivate
C. deactivate.env
D. venv deactivate

Which command is used to execute a Python script from the command line?

A. python script.py
B. execute script.py
C. run script.py
D. start script.py

What is the primary benefit of using an IDE like PyCharm or VSCode for Python development?

A. Enhanced productivity
B. Limited customization
C. Slow code execution
D. Dependency on an internet connection

What is the purpose of the Python interactive shell (REPL)?

A. To execute Python scripts
B. To write and test Python code interactively
C. To debug Python code
D. To compile Python code

What is the result of the expression 3 + 5 * 2?

A. 16
B. 26
C. 13
D. 11

Which of the following is NOT a valid way to declare a string in Python?

A. string_var = "Python"
B. string_var = 'Python'
C. string_var = """Python"""
D. All of the above

What is the output of the expression 7 // 2?

A. 3
B. 3.5
C. 4
D. 3

Which of the following is a valid string in Python?

A. 'Hello, world!'
B. "Hello, world!"
C. '''Hello, world!'''
D. All of the above

What is the file extension for Python scripts?

A. .py
B. .txt
C. .pyc
D. .exe

Which of the following statements best describes Python's support for object-oriented programming (OOP)?

A. It lacks support for OOP concepts
B. It offers limited support for OOP
C. It fully supports OOP principles
D. It prefers procedural programming