chapter 2 getting started with python

Question 1

What is Python?

Answer 1

Python is a high-level, interpreted programming language known for its readability and simplicity.

Question 2

Which of the following is a key advantage of Python? (a) Low readability (b) Extensive libraries (c) Complex syntax

Answer 2

b) Extensive libraries

Question 3

True or False: Python is primarily used for web development.

Answer 3

False

Question 4

Fill in the blank: Python supports multiple _________, including procedural, object-oriented, and functional programming.

Answer 4

paradigms

Question 5

What is one major disadvantage of Python?

Answer 5

Python can be slower than compiled languages like C or C++.

Question 6

What does ‘interpreted language’ mean in the context of Python?

Answer 6

It means that Python code is executed line by line, rather than being compiled into machine code beforehand.

Question 7

Name one application area where Python is commonly used.

Answer 7

Data analysis, web development, artificial intelligence, or automation.

Question 8

True or False: Python has a strong community and extensive documentation.

Answer 8

True

Question 9

What is the purpose of the Python Package Index (PyPI)?

Answer 9

PyPI is a repository of software for the Python programming language, allowing users to find and install packages.

Question 10

Which of the following is a popular web framework for Python? (a) Django (b) React (c) Angular

Answer 10

a) Django

Question 11

Fill in the blank: Python’s syntax is designed to be ________ and easy to read.

Answer 11

clear

Question 12

What is a common use of Python in data science?

Answer 12

Data manipulation and analysis using libraries like Pandas and NumPy.

Question 13

List one reason why Python is considered beginner-friendly.

Answer 13

Its simple and readable syntax makes it easy for beginners to learn.

Question 14

True or False: Python supports both object-oriented and functional programming.

Answer 14

True

Question 15

What is one limitation of using Python for mobile app development?

Answer 15

Python is not natively supported on most mobile platforms, making it less efficient for mobile app development.

Question 16

Which command is used to install packages in Python?

Answer 16

pip install [package_name]

Question 17

What is a ‘virtual environment’ in Python?

Answer 17

A virtual environment is a self-contained directory that contains a Python installation for a particular version of Python, plus several additional packages.

Question 18

What is the purpose of the ‘if __name__ == ‘__main__’:’ construct in Python?

Answer 18

It allows code to be run only when the module is executed directly, not when it is imported.

Question 19

Identify one reason Python is preferred for scripting.

Answer 19

Its ease of use and quick learning curve make it ideal for writing scripts.

Question 20

Fill in the blank: Python’s indentation is significant, as it defines ________.

Answer 20

blocks of code

Question 21

What is the main reason for Python’s popularity in machine learning?

Answer 21

The availability of powerful libraries like TensorFlow and Scikit-learn.

Question 22

True or False: Python is only suitable for small-scale projects.

Answer 22

False

Question 23

What type of programming does Python’s ‘asyncio’ library facilitate?

Answer 23

Asynchronous programming

Question 24

Which data structure is not built-in in Python? (a) List (b) Tree (c) Dictionary

Answer 24

b) Tree

Question 25

What is the main function of the 'import' statement in Python?

Answer 25

To include external modules or libraries into the current script.

Question 26

Name one drawback of Python in terms of performance.

Answer 26

Python's dynamic typing can lead to slower execution times compared to statically typed languages.