Mastering Python Loops

What is the output?

• 6

• 3

• 2

• 0

What does this print?

• 1, 4, 7,

• 1, 2, 3,

• 3, 6, 9,

• 1, 3, 5, 7, 9,

Which of the following results in an infinite loop?

• for i in range(10):

• for i in [1, 2, 3]:

• for i in iter(int, 1):

• for i in range(5, 1):

What does this code output?

• 1-3-5-

• 1-3-

• 0-2-4-

• 0-1-2-3-4-

What is the output?

• 3 4 5 6 7

• 3 4 5 6

• 3 4 5

• 3 4 5 6 7 8

What does this code print?

• l o o p

• ll oo oo pp

• looploop

• loopp

Which is equivalent to for i in range(len(arr)):?

• for i in arr:

• for i in range(arr):

• for i in enumerate(arr):

• for i in arr.items():

What is printed?

• 1 2 3 4 5

• 1 2 3 4

• 1 2 3 4 5 6

• 1 2 3

What is the effect of else in a for loop?

• It always executes after the loop.

• It executes only if the loop finishes without break.

• It executes if loop condition fails initially.

• Python does not support else with for.

What is the output?

• 1 2 2 3

• 1 2 3 4

• 1 2 3

• 1 2 2 3 3 4