QUIZ -21

Which of the following is incorrect file handling mode in Python?

• r

• x

• t+

• b

What is the output of the following code

print('PYnative ', end='//')

print(' is for ', end='//')

print(' Python Lovers', end='//')

• PYnative /

  is for /

  Python Lovers /

• PYnative //

  is for //

  Python Lovers //

• PYnative // is for // Python Lovers //

• PYnative /is for /Python Lovers /

What is the output of this code?

def func(val1, val2=2, val3=7, val4=1):

return val1**val2**val3

print(func(val2=2, val1=2, val3=4))

• 256

• 32768

• 65536

• This code raises an exception

How will you not create a dictionary?

• d = {'milk': 50, 'celery': 40}

• d = dict(milk=50, celery=40)

• d = dict([ ('milk', 50), ('celery', 40) ])

• d = { ('milk', 50), ('celery', 40) }

• d = {} d['milk'] = 50 d['celery'] = 40

What does the following code print?

a = [1, 2, 3]

a is a[:]

• True

• False

• This code raises an exception

• Error

Which of these can you use as a dictionary key?

Please select 3 correct answers

• 'key'

• 'count;

• ['1','2']

• ('key','count')

• 5j

What is the value of round(12.5) – round(11.5)?

• 1

• 0

• 2

• 3

What is the output of this code?

l1 = [1, 2, 3]

l2 = l1

l3 = l1.copy()

l4 = list(l1)

l1[0] = [7]

print(l1, l2, l3, I4)

• [7, 2, 3] [7, 2, 3] [1, 2, 3] [1, 2, 3]

• [[7], 2, 3] [[7], 2, 3] [[7], 2, 3] [1, 2, 3]

• [7, 2, 3] [7, 2, 3] [7, 2, 3] [1, 2, 3]

• [[7], 2, 3] [[7], 2, 3] [1, 2, 3] [1, 2, 3]