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1.What is the purpose of the `os.path.join` function in Python?

To join paths together

To create a new path

To split a path

To check if a path exists

2.What is the output of the following code?

print("Python"[::-1])

Nohtyp

nythoP

P

Error

3.What is the output of the following code?

print("Hello" * -1)

Error

Hello

0

Infinite loop

4.How do you check if a variable is a dictionary in Python?

type(variable) == dictionary

variable.is_dict()

isinstance(variable, dict)

variable.type() == "dict"

5.What is the output of the following code?

print("Python".find("th", 2))

1

2

3

Error

6.What is the output of the following code?

print(max("Python"))

P

y

t

Error

7.What does the `zip()` function do in Python?

To compress files

To zip folders

To create a zip file

To combine iterables element-wise

8.What is the output of the following code?

print(10 / 3)

3.33

3

3.0

3.3333

9.How do you check if a variable is a valid Python identifier?

variable.is_valid_identifier()

is_identifier(variable)

identifier.check(variable)

valid_identifier(variable)

10.What is the purpose of the `sys.exit()` function in Python?

To terminate the Python interpreter

To exit a loop

To close a file

To restart the Python interpreter

11.How do you convert a list of strings to uppercase in Python?

list.upper()

convert_to_uppercase(list)

[x.upper() for x in list]

list.to_upper()

12.What is the purpose of the `sys.stdin` object in Python?

To read input from the command line

To write output to the console

To interact with the file system

To access system environment variables

13.What is the output of the following code?

print("Python"[1:4])

yth

Pyt

P

ython

14.What is the purpose of the `os.environ` dictionary in Python?

To store environment variables

To manipulate strings

To access system files

To create a new environment

15.What is the output of the following code?

print("Python" + 3)

Python3

TypeError

Python333

Error

16.How do you check if a variable is a set in Python?

type(variable) == set

variable.is_set()

isinstance(variable, set)

variable.type() == "set"

17.What is the purpose of the `time.sleep()` function in Python?

To calculate the execution time of a function

To pause the execution of a program

To set the system time

To measure the elapsed time

18.How do you check if a number is a prime number in Python?

number.is_prime()

is_prime(number)

[i for i in range(2, number) if number % i == 0] == []

prime(number)

19.What is the purpose of the `random.choice()` function in Python?

To generate random integers

To choose a random element from a sequence

To shuffle a sequence randomly

To generate random floating-point numbers

20.How do you concatenate two lists in Python?

list.extend(list2)

list.concatenate(list2)

list + list2

concat(list, list2)

General Python XI