Python day 7

Question 1

Which keyword indicates the code inside will be executed all the time regardless of exception?

Accepted Answer

finally

Question 2

In which scenarios is a lambda function commonly used?

Accepted Answer

Simple operations and short code

Question 3

When should you use functions in your code?

Accepted Answer

To organize code and promote reuse

Question 4

What does the "return" statement do in a function?

Accepted Answer

Exits the function and returns a value

Question 5

How is a lambda function defined?

Accepted Answer

lambda parameters: expression

Question 6

Which function is commonly used to receive user input in Python?

Accepted Answer

input()

Question 7

Which method is used to remove a key-value pair from a dictionary?

Accepted Answer

pop()

Question 8

Recursive function is not recommended when there is too much complexity involved

Accepted Answer

True

Question 9

What is the purpose of exception handling in Python?

Accepted Answer

To handle and manage errors during program execution

Question 10

What does the `map()` function do in Python?

Accepted Answer

Applies a function to each element of an iterable

Question 11

What is the primary purpose of dictionaries in Python?

Accepted Answer

Storing key-value pairs

Question 12

Which of the following is a valid lambda function with a conditional operator?

Accepted Answer

y: x + y if x > y

Question 13

Can a function have multiple return statements?

Accepted Answer

Yes

Question 14

In a factorial program- what is the base case for a recursive function?

Accepted Answer

n == 1

Question 15

What is a key advantage of using lambda functions?

Accepted Answer

They are concise and can be written in a single line

Question 16

How can you check if a key exists in a dictionary?

Accepted Answer

key in dict

Question 17

What is a function in Python?

Accepted Answer

A block of reusable code

Question 18

When is a recursive function useful?

Accepted Answer

When solving problems with smaller subproblems

Question 19

Which of the following is used to pass a variable number of non-keyword arguments to a function?

Accepted Answer

*args

Question 20

What is a recursive function?

Accepted Answer

A function that calls itself

Question 21

What is a lambda function in Python?

Accepted Answer

An anonymous function

Question 22

Which of the following is an example of using `map()` with a lambda function?

Accepted Answer

map(lambda x: x*2, [1, 2, 3])

Question 23

How do you define a function with parameters in Python?

Accepted Answer

By placing parameters in parentheses after the function name

Question 24

Which of the following is an example of a function with a default parameter?

Accepted Answer

def example_function(param=10)

Question 25

What is the purpose of **kwargs in a function?

Accepted Answer

Accepting variable keyword arguments

Question 26

What is a primary advantage of using functions in programming?

Accepted Answer

Reducing code duplication

Question 27

How is a conditional operator used in a lambda function?

Accepted Answer

lambda parameters: expression1 if condition else expression2

Question 28

How does the factorial program using a normal function differ from the one using a recursive function?

Accepted Answer

The recursive function is faster

Question 29

Which symbol is used to define a dictionary in Python?

Accepted Answer

{}

Question 30

In Python- how is a function defined?

Accepted Answer

def function_name()

Python day 7

Questions 30

Python day 7

Questions 30