Week 6 Quiz

Predict, then check: how many lines does this loop print?

for letter in "river":
    print(letter)

Select one.

• 4
• 5
• 6
• 1

In this loop, which character does letter hold on the third pass?

for letter in "river":
    print(letter)

Select one.

• i
• r
• e
• v

Predict, then check: what does this program print?

for i in range(1, 5):
    print(i, end=" ")
print()

Select one.

• 1 2 3 4
• 1 2 3 4 5
• 0 1 2 3
• 0 1 2 3 4

Predict, then check: what does this line print?

print(list(range(0, 10, 3)))

Select one.

• [3, 6, 9]
• [0, 3, 6, 9, 12]
• [0, 3, 6, 9]
• [0, 3, 6]

Predict, then check: what does this line print?

print(len(range(1, 10, 3)))

Select one.

• 9
• 4
• 10
• 3

The reading log starts at 45 pages and adds 30 pages a day. What is the last line this loop prints inside the loop?

pages_read = 45
for day in range(1, 8):
    pages_read = pages_read + 30
    print(day, pages_read)
print(pages_read)

Select one.

• 8 285
• 7 255
• 6 225
• 7 285

This loop was written to add the numbers 1 through 5. What does it print?

total = 0
for n in range(1, 5):
    total += n
print(total)

Select one.

• 15
• 10
• 4
• 5

Predict, then check: how many lines does this nested loop print?

for i in range(2):
    for j in range(3):
        print(i, j)

Select one.

• 5
• 3
• 6
• 2

Which of these ranges produce exactly five numbers? Select every one that does.

Select every option that applies.

• range(5)
• range(1, 5)
• range(1, 6)
• range(0, 10, 2)
• range(0, 10, 3)

True or false: in the pinned 3 by 3 table below, the inner loop runs once, and then the outer loop carries on to its next pass.

for i in range(1, 4):
    for j in range(1, 4):
        print(i * j, end=" ")
    print()

True or false.

• True
• False