Python Standard Library

Explore common Python modules like os,sys,and datetime.

1. Which module in the Python Standard Library is used for working with JSON data?

yaml json pickle csv

2. Which method of datetime.datetime returns the current local date and time?

now() today() current() get_time()

3. Which module provides tools for interacting with the operating system?

sys os io platform

4. What is the primary purpose of the 'sys' module?

System time management Access to interpreter variables and functions File system navigation Network communication

5. Which module includes the 'Counter' class for counting hashable objects?

math collections itertools functools

6. Which modules are part of the Python Standard Library? (Select all that apply)

requests json numpy os pandas

7. Which functions/modules can read from standard input? (Select all that apply)

sys.stdin.read() input() os.read() fileinput.input() readline()

8. Which are numeric modules in the Standard Library? (Select all that apply)

math random statistics decimal pygame

9. Which data structures are in the 'collections' module? (Select all that apply)

deque defaultdict namedtuple Counter Stack

10. The 'math' module includes a 'factorial' function to compute the factorial of a number.

True False

11. random.randint(a, b) returns a random integer between a and b, inclusive of both endpoints.

True False

12. The 'requests' module is part of the Python Standard Library.

True False

13. What module is used for working with regular expressions? (full name)

14. Name the module for parsing command-line arguments (full name).

15. What module serializes Python objects to/from byte streams? (full name)

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