quiz 3

Question 1

What is the output of the final print() after the following statements?

x = ‘abcdefgh’
print(x[::-1][2:5])

Answer 1

fed

Question 2

What will be y after the following statement?

x = ‘Monday’
y = x[0:4][100:500] + x[3::2]

Answer 2

“dy”

Question 3

What collection would you use to store data in terms of key and values?

Answer 3

dictionary

Question 4

What commands create a list?

Answer 4

x = list, y = [], z = list([1, 2, 3])

Question 5

What is the output of the following?

x = [1, 2, 3]
y = x
print(id(x) == id(y))

Answer 5

True

Question 6

What is the output after the following?

for x in range(10, 20, 2):
print(x, end=” “)

Answer 6

10 12 14 16 18

Question 7

It is impossible to change any immutable collection to a mutable one with the same elements.

Answer 7

False

Question 8

How many numbers will be printed?

for i in (1 ,2 ,3):
for j in range(0, i):
print(i + j)

Answer 8

6

Question 9

It is impossible to read an entire text file into a list of lines using one of the standard Python functions.

Answer 9

False

Question 10

The same syntax can be used for iterating over a list, tuple, string, set and dictionary.

Answer 10

True