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Python for loop quiz
Question 1
What is the purpose of the range function in a for loop?
- A
To create a list of numbers
- B
To define the start and end of the loop
- C
To generate a sequence of numbers
- D
To specify the step size of the loop
Question 2
What is the purpose of the enumerate function in a for loop?
- A
To create an enumerated list
- B
To generate a sequence of numbers
- C
To iterate over two lists simultaneously
- D
To access both the index and the value of elements in an iterable
Question 3
How can you iterate over a string in reverse order using a for loop?
- A
for char in reversed(string):
- B
for char in string[::1]:
- C
for char in string.reverse():
- D
Reverse iteration is not possible on strings
Question 4
What will the following code output?
numbers = [3, 7, 2, 8, 5]
for i, num in enumerate(numbers):
if i == num:
break
print(num, end=' ')
- A
3 7 2 8 5
- B
3 7
- C
3 7 2
- D
7 2 8
Question 5
What is the purpose of the else clause in a for loop?
- A
To execute an alternative block of code
- B
To handle exceptions
- C
To specify the step size of the loop
- D
To execute code when the loop is terminated normally
Question 6
What will the following code output?
for char in 'hello':
if char == 'l':
break
print(char, end=' ')
- A
h e
- B
h e l
- C
h e l l
- D
h e l l o
Question 7
What will the following code output?
numbers = [1, 2, 3, 4, 5]
for i, num in enumerate(numbers):
if i % 2 == 0:
continue
print(num, end=' ')
- A
1 3 5
- B
2 4
- C
1 2 3 4 5
- D
0 1 2 3 4
Question 8
What will the following code output?
numbers = [1, 2, 3, 4, 5]
for i in range(len(numbers) - 1, -1, -1):
print(numbers[i], end=' ')
- A
5 4 3 2 1
- B
1 2 3 4 5
- C
5 5 5 5 5
- D
1 3 5
Question 9
How can you iterate over the indices and values of a list using a for loop?
- A
for i, value in enumerate(list):
- B
for index, value in list:
- C
for index in list.index():
- D
for value in list.values():
Question 10
How can you iterate over a tuple using a for loop?
- A
for element in tuple:
- B
for in in range(len(tuple)):
- C
for i, element in enumerate(tuple):
- D
for i in tuple:
There are 24 questions to complete.