Python Quiz

241. What will be the output of:

print('hello'.capitalize())

'Hello'

'hello'

'HELLO'

'Hello.'

242. Which of the following is not a valid way to declare a dictionary?

dict1 = {}

dict2 = dict()

dict3 = {'a': 1, 'b': 2}

dict4 = ([1, 2], [3, 4])

243. What is the output of:

print([i for i in range(5) if i % 2 == 0])

[1, 3, 5]

[0, 2, 4]

[2, 4]

[1, 3]

244. Which of these statements is true about Python functions?

Functions must always return a value

Functions can return multiple values

Functions cannot be nested

Functions cannot accept default arguments

245. What does the `id()` function do?

Returns the data type

Returns the memory location of the object

Returns the name of the variable

Returns the hash value

246. What is the result of:

bool([]) and bool('False')

True

False

None

Error

247. Which of the following can be keys in a dictionary?

Lists

Sets

Tuples

Dictionaries

248. What does `re.match()` return if the pattern is not found?

False

0

None

Empty string

249. How many times will this loop run?

for i in range(1, 10, 3):
    print(i)

10

4

3

Infinite

250. What is the output of:

print({i: i*i for i in range(3)})

{0: 0, 1: 1, 2: 4}

[0, 1, 4]

(0:0, 1:1, 2:4)

{0, 1, 2}