Python/Python Mcq Set 8 Sample Test,Sample questions

Question:

 Suppose listExample is [3, 4, 5, 20, 5, 25, 1, 3], what is list1 after listExample.pop()?

1.[3, 4, 5, 20, 5, 25, 1]

2. [1, 3, 3, 4, 5, 5, 20, 25]

3. [3, 5, 20, 5, 25, 1, 3]

4. [1, 3, 4, 5, 20, 5, 25]

Answer:2

Question:

 What will be the output of the following Python code snippet?

k = [print(i) for i in my_string if i not in "aeiou"]

1. prints all the vowels in my_string

2.prints all the consonants in my_string

3.prints all characters of my_string that aren’t vowels

4.prints only on executing print(k)

Answer:3

Question:

 What will be the output of the following Python code?

a=165
b=sum(list(map(int,str(a))))
print(b)

1.561

2. 5

3.12

4.Syntax error

Answer:3

Question:

 What will be the output of the following Python code?

a=["Apple","Ball","Cobra"]
<br class="blank" />a.sort(key=len)
print(a)

1. [‘Apple’, ‘Ball’, ‘Cobra’]

2. [‘Ball’, ‘Apple’, ‘Cobra’]

3. [‘Cobra’, ‘Apple’, ‘Ball’]

4. Invalid syntax for sort()

Answer:2

Question:

 What will be the output of the following Python code?

a=[[]]*3
a[1].append(7)
print(a)

1. Syntax error

2. [[7], [7], [7]]

3.[[7], [], []]

4. [[],7, [], []]

Answer:2

Question:

 What will be the output of the following Python code?

import copy
a=[10,23,56,[78]]
b=copy.deepcopy(a)
a[3][0]=95
a[1]=34
print(b)

1.[10,34,56,[95]]

2.[10,23,56,[78]]

3.[10,23,56,[95]]

4.[10,34,56,[78]]

Answer:2

Question:

 What will be the output of the following Python code?

l1=[10, 20, 30]
l2=[-10, -20, -30]
l3=[x+y for x, y in zip(l1, l2)]

1. Error

2.0

3. [-20, -60, -80]

4.[0, 0, 0]

Answer:4

Question:

 What will be the output of the following Python code?

myList = [1, 2, 3, 4, 5, 6]
for i in range(1, 6):
    myList[i - 1] = myList[i]
 
for i in range(0, 6): 
    print(myList[i], end = " ")

1. 2 3 4 5 6 1

2.6 1 2 3 4 5

3. 2 3 4 5 6 6

4. 1 1 2 3 4 5

Answer:3

Question:

 Which of the following is the same as list(map(lambda x: x**-1, [1, 2, 3]))?

1. [x**-1 for x in [(1, 2, 3)]]

2.[1/x for x in [(1, 2, 3)]]

3. [1/x for x in (1, 2, 3)]

4.error

Answer:3

Question:

How many elements are in m?

m = [[x, y] for x in range(0, 4) for y in range(0, 4)]

1. 8

2.12

3.16

4.32

Answer:3

Question:

Read the information given below carefully and write a list comprehension such that the output is: [‘e’, ‘o’]

w="hello"
v=('a', 'e', 'i', 'o', 'u')

1. [x for w in v if x in v]

2. [x for x in w if x in v]

3. [x for x in v if w in v]

4. [x for v in w for x in w]

Answer:2

Question:

To which of the following the “in” operator can be used to check if an item is in it?

1.Lists

2.Dictionary

3. Set

4.All of the mentioned

Answer:4

Question:

What is the output of print(k) in the following Python code snippet?

k = [print(i) for i in my_string if i not in "aeiou"]
print(k)

1.all characters of my_string that aren’t vowels

2. a list of Nones

3. list of Trues

4. list of Falses

Answer:2

Question:

What will be the output of the following Python code snippet?

my_string = "hello world"
k = [(i.upper(), len(i)) for i in my_string]
print(k)

1.[(‘HELLO’, 5), (‘WORLD’, 5)]

2. [(‘H’, 1), (‘E’, 1), (‘L’, 1), (‘L’, 1), (‘O’, 1), (‘ ‘, 1), (‘W’, 1), (‘O’, 1), (‘R’, 1), (‘L’, 1), (‘D’, 1)]

3.[(‘HELLO WORLD’, 11)]

4.none of the mentioned

Answer:2

Question:

What will be the output of the following Python code snippet?

print([i+j for i in "abc" for j in "def"])

1. [‘da’, ‘ea’, ‘fa’, ‘db’, ‘eb’, ‘fb’, ‘dc’, ‘ec’, ‘fc’]

2.[[‘ad’, ‘bd’, ‘cd’], [‘ae’, ‘be’, ‘ce’], [‘af’, ‘bf’, ‘cf’]]

3. [[‘da’, ‘db’, ‘dc’], [‘ea’, ‘eb’, ‘ec’], [‘fa’, ‘fb’, ‘fc’]]

4. [‘ad’, ‘ae’, ‘af’, ‘bd’, ‘be’, ‘bf’, ‘cd’, ‘ce’, ‘cf’]

Answer:4

Question:

What will be the output of the following Python code snippet?

print([i.lower() for i in "HELLO"])

1. [‘h’, ‘e’, ‘l’, ‘l’, ‘o’]

2. ‘hello’

3. [‘hello’]

4.hello

Answer:1

Question:

What will be the output of the following Python code snippet?

print([if i%2==0: i; else: i+1; for i in range(4)])

1. [0, 2, 2, 4]

2.[1, 1, 3, 3]

3.error

4. None of the mentioned

Answer:3

Question:

What will be the output of the following Python code snippet?

print([[i+j for i in "abc"] for j in "def"])

1. [‘da’, ‘ea’, ‘fa’, ‘db’, ‘eb’, ‘fb’, ‘dc’, ‘ec’, ‘fc’]

2.[[‘ad’, ‘bd’, ‘cd’], [‘ae’, ‘be’, ‘ce’], [‘af’, ‘bf’, ‘cf’]]

3.[[‘da’, ‘db’, ‘dc’], [‘ea’, ‘eb’, ‘ec’], [‘fa’, ‘fb’, ‘fc’]]

4.[‘ad’, ‘ae’, ‘af’, ‘bd’, ‘be’, ‘bf’, ‘cd’, ‘ce’, ‘cf’]

Answer:2

Question:

What will be the output of the following Python code snippet?

x = [i**+1 for i in range(3)]; print(x);

1. [0, 1, 2]

2.[1, 2, 5]

3. error, **+ is not a valid operator

4. error, ‘;’ is not allowed

Answer:1

Question:

What will be the output of the following Python code?

>>>list("a#b#c#d".split('#'))

1.[‘a’, ‘b’, ‘c’, ‘d’]

2. [‘a b c d’]

3.[‘a#b#c#d’]

4. [‘abcd’]

Answer:1

Question:

What will be the output of the following Python code?

>>>list1 = [1, 3]
>>>list2 = list1
>>>list1[0] = 4
>>>print(list2)

1. [1, 3]

2.[4, 3]

3.[1, 4]

4. [1, 3, 4]

Answer:2

Question:

What will be the output of the following Python code?

>>>m = [[x, x + 1, x + 2] for x in range(0, 3)]

1. [[1, 2, 3], [4, 5, 6], [7, 8, 9]]

2. [[0, 1, 2], [1, 2, 3], [2, 3, 4]]

3.[1, 2, 3, 4, 5, 6, 7, 8, 9]

4.[0, 1, 2, 1, 2, 3, 2, 3, 4]

Answer:2

Question:

What will be the output of the following Python code?

a = [1, 5, 7, 9, 9, 1]
<br class="blank" />b=a[0]
<br class="blank" />x= 0
for x in range(1, len(a)):
    if a[x] > b:
        b = a[x]
        b= x
print(b)

1.5

2.3

3.4

4. 0

Answer:3

Question:

What will be the output of the following Python code?

a= [1, 2, 3, 4, 5]
for i in range(1, 5):
    a[i-1] = a[i]
for i in range(0, 5): 
    print(a[i],end = " ")

1. 5 5 1 2 3

2.5 1 2 3 4

3. 2 3 4 5 1

4. 2 3 4 5 5

Answer:4

Question:

What will be the output of the following Python code?

a="hello"
b=list((x.upper(),len(x)) for x in a)
print(b)

1. [(‘H’, 1), (‘E’, 1), (‘L’, 1), (‘L’, 1), (‘O’, 1)]

2. [(‘HELLO’, 5)]

3.[(‘H’, 5), (‘E’, 5), (‘L’, 5), (‘L’, 5), (‘O’, 5)]

4.Syntax error

Answer:1

Question:

What will be the output of the following Python code?

a=[1,2,3,4]
b=[sum(a[0:x+1]) for x in range(0,len(a))]
print(b)

1. 10

2.[1,3,5,7]

3.4

4.[1,3,6,10]

Answer:4

Question:

What will be the output of the following Python code?

a=[10,23,56,[78]]
b=list(a)
a[3][0]=95
a[1]=34
print(b)

1.[10,34,56,[95]]

2. [10,23,56,[78]]

3.[10,23,56,[95]]

4. [10,34,56,[78]]

Answer:3

Question:

What will be the output of the following Python code?

a=[13,56,17]
a.append([87])
a.extend([45,67])
print(a)

1. [13, 56, 17, [87], 45, 67]

2. [13, 56, 17, 87, 45, 67]

3. [13, 56, 17, 87,[ 45, 67]]

4.[13, 56, 17, [87], [45, 67]]

Answer:1

Question:

What will be the output of the following Python code?

b=[2,3,4,5]
a=list(filter(lambda x:x%2,b))
print(a)

1.[2,4]

2.[ ]

3. [3,5]

4.Invalid arguments for filter function

Answer:3

Question:

What will be the output of the following Python code?

data = [[[1, 2], [3, 4]], [[5, 6], [7, 8]]]
 
def ttt(m):
    v = m[0][0]
 
    for row in m:
        for element in row:
           if v < element: v = element
 
    return v
 
print(ttt(data[0]))

1.1

2.2

3.4

4.5

Answer:3

Question:

What will be the output of the following Python code?

data = [[[1, 2], [3, 4]], [[5, 6], [7, 8]]]
 
print(data[1][0][0])

1.1

2.2

3.4

4. 5

Answer:4

Question:

What will be the output of the following Python code?

def addItem(listParam):
    listParam += [1]
 
mylist = [1, 2, 3, 4]
addItem(mylist)
print(len(mylist))

1.1

2. 4

3.5

4.8

Answer:3

Question:

What will be the output of the following Python code?

def example(L):
    ''' (list) -> list
    '''
    i = 0
    result = []
    while i < len(L):
        result.append(L[i])
        i = i + 3
    return result

1.Return a list containing every third item from L starting at index 0

2. Return an empty list

3.Return a list containing every third index from L starting at index 0

4.Return a list containing the items from L starting from index 0, omitting every third item

Answer:1

Question:

What will be the output of the following Python code?

def f(i, values = []):
    values.append(i)
    return values
 
f(1)
f(2)
v = f(3)
print(v)

1.[1] [2] [3]

2. [1] [1, 2] [1, 2, 3]

3. [1, 2, 3]

4. 1 2 3 4

Answer:3

Question:

What will be the output of the following Python code?

def f(values):
    values[0] = 44
 
v = [1, 2, 3]
f(v)
print(v)

1.[1, 44]

2.[1, 2, 3, 44]

3.[44, 2, 3]

4.[1, 2, 3]

Answer:3

Question:

What will be the output of the following Python code?

def m(list):
    v = list[0]
    for e in list:
      if v < e: v = e
    return v
 
values = [[3, 4, 5, 1], [33, 6, 1, 2]]
 
for row in values: 
    print(m(row), end = " ")

1. 3 33

2. 1 1

3.5 6

4.5 33

Answer:4

Question:

What will be the output of the following Python code?

def unpack(a,b,c,d):
    print(a+d)
x = [1,2,3,4]
unpack(*x)

1.Error

2. [1,4]

3.[5]

4.5

Answer:4

Question:

What will be the output of the following Python code?

import math
[str(round(math.pi)) for i in range (1, 6)]

1. [‘3’, ‘3’, ‘3’, ‘3’, ‘3’, ‘3’]

2. [‘3.1’, ‘3.14’, ‘3.142’, ‘3.1416’, ‘3.14159’, ‘3.141582’]

3. [‘3’, ‘3’, ‘3’, ‘3’, ‘3’]

4. [‘3.1’, ‘3.14’, ‘3.142’, ‘3.1416’, ‘3.14159’]

Answer:3

Question:

What will be the output of the following Python code?

l1=[1,2,3]
l2=[4,5,6]
[x*y for x in l1 for y in l2]

1. [4, 8, 12, 5, 10, 15, 6, 12, 18]

2.[4, 10, 18]

3. [4, 5, 6, 8, 10, 12, 12, 15, 18]

4.[18, 12, 6, 15, 10, 5, 12, 8, 4]

Answer:3

Question:

What will be the output of the following Python code?

l=[1,2,3,4,5]
[x&1 for x in l]

1. [1, 1, 1, 1, 1]

2.[1, 0, 1, 0, 1]

3. [1, 0, 0, 0, 0]

4. [0, 1, 0, 1, 0]

Answer:2

Question:

What will be the output of the following Python code?

list1 = [1, 2, 3, 4]
list2 = [5, 6, 7, 8]
 
print(len(list1 + list2))

1. 2

2.4

3.5

4.8

Answer:4

Question:

What will be the output of the following Python code?

lst=[3,4,6,1,2]
lst[1:2]=[7,8]
print(lst)

1. [3, 7, 8, 6, 1, 2]

2. Syntax error

3. [3,[7,8],6,1,2]

4. [3,4,6,7,8]

Answer:1

Question:

What will be the output of the following Python code?

lst=[[1,2],[3,4]]
print(sum(lst,[]))

1. [[3],[7]]

2.[1,2,3,4]

3.Error

4. [10]

Answer:2

Question:

What will be the output of the following Python code?

matrix = [[1, 2, 3, 4],
       [4, 5, 6, 7],
       [8, 9, 10, 11],
       [12, 13, 14, 15]]
 
for i in range(0, 4):
    print(matrix[i][1], end = " ")

1.1 2 3 4

2.4 5 6 7

3.1 3 8 12

4. 2 5 9 13

Answer:4

Question:

What will be the output of the following Python code?

myList = [1, 5, 5, 5, 5, 1]
max = myList[0]
indexOfMax = 0
for i in range(1, len(myList)):
    if myList[i] > max:
        max = myList[i]
        indexOfMax = i
 
>>>print(indexOfMax)

1.1

2.2

3.3

4.4

Answer:1

Question:

What will be the output of the following Python code?

names1 = ['Amir', 'Bala', 'Chales']
 
if 'amir' in names1:
    print(1)
else:
    print(2)

1. None

2. 1

3. 2

4.error

Answer:3

Question:

What will be the output of the following Python code?

names1 = ['Amir', 'Bala', 'Charlie']
names2 = [name.lower() for name in names1]
 
print(names2[2][0])

1. None

2. a

3.b

4.c

Answer:4

Question:

What will be the output of the following Python code?

num = ['One', 'Two', 'Three']
for i, x in enumerate(num):
    print('{}: {}'.format(i, x),end=" ")

1. 1: 2: 3:

2.Exception is thrown

3.One Two Three

4.0: One 1: Two 2: Three

Answer:4

Question:

What will be the output of the following Python code?

numbers = [1, 2, 3, 4]
 
numbers.append([5,6,7,8])
 
print(len(numbers))

1. 4

2.5

3. 8

4.12

Answer:2

Question:

What will be the output of the following Python code?

places = ['Bangalore', 'Mumbai', 'Delhi']
<br class="blank" />places1 = places
places2 = places[:]
<br class="blank" />places1[1]="Pune"
places2[2]="Hyderabad"
print(places)

1.[‘Bangalore’, ‘Pune’, ‘Hyderabad’]

2.[‘Bangalore’, ‘Pune’, ‘Delhi’]

3. [‘Bangalore’, ‘Mumbai’, ‘Delhi’]

4.[‘Bangalore’, ‘Mumbai’, ‘Hyderabad’]

Answer:2

Question:

What will be the output of the following Python code?

points = [[1, 2], [3, 1.5], [0.5, 0.5]]
points.sort()
print(points)

1.[[1, 2], [3, 1.5], [0.5, 0.5]]

2.[[3, 1.5], [1, 2], [0.5, 0.5]]

3.[[0.5, 0.5], [1, 2], [3, 1.5]]

4. [[0.5, 0.5], [3, 1.5], [1, 2]]

Answer:3

Question:

What will be the output of the following Python code?

s=["pune", "mumbai", "delhi"]
[(w.upper(), len(w)) for w in s]

1. Error

2. [‘PUNE’, 4, ‘MUMBAI’, 6, ‘DELHI’, 5]

3.[PUNE, 4, MUMBAI, 6, DELHI, 5]

4.[(‘PUNE’, 4), (‘MUMBAI’, 6), (‘DELHI’, 5)]

Answer:4

Question:

What will be the output of the following Python code?

values = [[3, 4, 5, 1 ], [33, 6, 1, 2]]
 
for row in values:
    row.sort()
    for element in row:
        print(element, end = " ")
    print()

1. The program prints two rows 3 4 5 1 followed by 33 6 1 2

2. The program prints on row 3 4 5 1 33 6 1 2

3.The program prints two rows 3 4 5 1 followed by 33 6 1 2

4.The program prints two rows 1 3 4 5 followed by 1 2 6 33

Answer:4

Question:

What will be the output of the following Python code?

values = [[3, 4, 5, 1], [33, 6, 1, 2]]
 
v = values[0][0]
for lst in values:
    for element in lst:
        if v > element:
            v = element
 
print(v)

1. 1

2. 3

3. 5

4. 6

Answer:1

Question:

What will be the output of the following Python code?

values = [[3, 4, 5, 1], [33, 6, 1, 2]]
 
v = values[0][0]
for row in range(0, len(values)):
    for column in range(0, len(values[row])):
        if v < values[row][column]:
            v = values[row][column]
 
print(v)

1.3

2. 5

3.6

4.33

Answer:4

Question:

What will be the output of the following Python code?

veggies = ['carrot', 'broccoli', 'potato', 'asparagus']
veggies.insert(veggies.index('broccoli'), 'celery')
print(veggies)

1.[‘carrot’, ‘celery’, ‘broccoli’, ‘potato’, ‘asparagus’] Correct 1.00

2. [‘carrot’, ‘celery’, ‘potato’, ‘asparagus’]

3.[‘carrot’, ‘broccoli’, ‘celery’, ‘potato’, ‘asparagus’]

4.[‘celery’, ‘carrot’, ‘broccoli’, ‘potato’, ‘asparagus’]

Answer:1

Question:

What will be the output of the following Python code?

x=[[1],[2]]
print(" ".join(list(map(str,x))))

1.[1] [2]

2.[49] [50]

3.Syntax error

4.[[1]] [[2]]

Answer:1

Question:

What will be the output of the following Python code?
>>>"Welcome to Python".split()

1. [“Welcome”, “to”, “Python”]

2.(“Welcome”, “to”, “Python”)

3. {“Welcome”, “to”, “Python”}

4.“Welcome”, “to”, “Python”

Answer:1

Question:

Write a list comprehension for number and its cube for l=[1, 2, 3, 4, 5, 6, 7, 8, 9].

1.[x**3 for x in l]

2. [x^3 for x in l]

3. [x**3 in l]

4.[x^3 in l]

Answer:1

Question:

Write the list comprehension to pick out only negative integers from a given list ‘l’.

1. [x<0 in l]

2. [x for x<0 in l]

3. [x in l for x<0]

4. [x for x in l if x<0]

Answer:4