Python/Python MCQ Sample Test,Sample questions

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Question: 
 In the code shown below, which function is the decorator?

def mk(x):
    def mk1():
        print("Decorated")
        x()
    return mk1
def mk2():
    print("Ordinary")
p = mk(mk2)
p()

1.p()

2. mk1()

3. mk1()

4.mk2()

Question: 
 Is the following piece of code valid?

a=2,3,4,5
 a

1.Yes, 2 is printed

2.Yes, [2,3,4,5] is printed

3.No, too many values to unpack

4.Yes, (2,3,4,5) is printed

Question: 
 The output of the two codes shown below is the same. State whether this statement is true or false.

bin((2**16)-1)
 '{}'.format(bin((2**16)-1))

1.True

2.False

3. Both I and II

4. Only I

Question: 
 What dataype is the object below ?

L = [1, 23, 'hello', 1].

1. list

2.dictionary

3.array

4.tuple

Question: 
 What is answer of this expression, 22 % 3 is?

1.7

2.1

3.0

4.5

Question: 
 What is the output of the code shown below?

def d(f):
    def n(*args):
        return '$' + str(f(*args))
    return n
@d
def p(a, t):
    return a + a*t 
print(p(100,0))

1. 100

2.$100

3. $0

4. 0

Question: 
 What is the output of the code shown below?

def f1():
    x=100
    print(x)
x=+1
f1()
A.

1.Error

2.100

3.101

4.91

Question: 
 What is the output of the code shown below?

s=set([1, 2, 3])
s.union([4, 5])
s|([4, 5])

1.{1, 2, 3, 4, 5}{1, 2, 3, 4, 5}

2.Error{1, 2, 3, 4, 5}

3. {1, 2, 3, 4, 5}Error

4.ErrorError

Question: 
 What is the output of the following code?

a,b=6,7
 a,b=b,a
 a,b

1.6,7)

2.Invalid syntax

3.(7,6)

4.Nothing is printed

Question: 
 What is the output of the following piece of code when executed in Python shell?

a=("Check")*3
 a

1.('Check','Check','Check')

2. Operator not valid for tuples

3.('CheckCheckCheck')

4.Syntax error

Question: 
 What is the output of the following piece of code when executed in the python shell?

a={1,2,3}
 a.intersection_update({2,3,4,5})
 a

1.{2,3}

2. Error, duplicate item present in list

3. Error, no method called intersection_update for set data type

4. {1,4,5}

Question: 
 What is the output of the following?

d = {0: 'a', 1: 'b', 2: 'c'}
for x in d.values():
    print(x)

1.0 1 2

2. 0 a 1 b 2 c

3. 0 a 1 b 2 c

4.none of the mentioned

Question: 
 What is the output of the following?

print('*', "abcdef".center(7), '*')

1.* abcdef *

2.* abcdef *

3.*abcdef *

4. * abcdef*

Question: 
 What is the output of the following?

print('1.1'.isnumeric())

1.True

2.False

3.None

4.Error

Question: 
 What is the output of the following?

print('ab'.isalpha())

1.True

2.False

3.None

4.Error

Question: 
 What is the output of the following?

print("xyyzxyzxzxyy".count('xyy', 2, 11))

1.2

2.0

3.1

4.Error

Question: 
 What is the result of the expression if x=15 and y=12:

1.b1101

2.0b1101

3.12

4.1101

Question: 
. What is the output of the following?

for i in range(float('inf')):
    print (i)

1.0.0 0.1 0.2 0.3

2.0 1 2 3

3.0.0 1.0 2.0 3.0

4.none of the mentioned

Question: 
. What is the output of the following?

print('abcd'.translate({'a': '1', 'b': '2', 'c': '3', 'd': '4'}))

1.abcd

2.1234

3.error

4. none of the mentioned

Question: 
. Which of these is false about recursion?

1.Recursive function can be replaced by a non-recursive function

2.Recursive functions usually take more memory space than non-recursive function

3.Recursive functions run faster than non-recursive function

4.Recursion makes programs easier to understand

Question: 
All keywords in Python are in

1.lower case

2.UPPER CASE

3.Capitalized

4.None of the mentioned

Question: 
h of the following formatting options can be used in order to add 'n' blank spaces after a given string 'S'?

1.print(-ns"%S)

2.print(-ns"%S)

3.print(%ns"%S)

4.print(%-ns"%S)

Question: 
How many keyword arguments can be passed to a function in a single function call?

1.zero

2.one

3.zero or more

4.one or more

Question: 
On assigning a value to a variable inside a function, it automatically becomes a global variable. State whether true or false.

1.True

2.False

3.Error

4.Not mentioned

Question: 
The output of the code shown below is:

int('65.43')

1.ImportError

2.ValueError

3.TypeError

4.NameError

Question: 
The output of the code shown below is:

s='{0}, {1}, and {2}'
s.format('hello', 'good', 'morning')

1.hello good and morning'

2.'hello, good, morning

3.'hello, good, and morning'

4.Error

Question: 
What are the methods which begin and end with two underscore characters called?

1.Special methods

2.In-built methods

3.User-defined methods

4.Additional methods

Question: 
What does --------- 5 evaluate to?

1.+5

2.-11

3.+11

4.-5

Question: 
What is the maximum possible length of an identifier?

1.31 characters

2.63 characters

3. 79 characters

4.none of the mentioned

Question: 
What is the output of "hello+1+2+3 ?

1. hello123

2.hello

3. Error

4.hello6

Question: 
What is the output of the code shown below?

'The {} side {1} {2}'.format('bright', 'of', 'life')

1.Error

2.'The bright side of life

3.The {bright} side {of} {life}

4.No output

Question: 
What is the output of the code shown below?

class Truth:
	pass
x=Truth()
bool(x)

1.pass

2.true

3.false

4.error

Question: 
What is the output of the code shown below?

def f(x):
    def f1(a, b):
        print("hello")
        if b==0:
            print("NO")
            return
        return f(a, b)
    return f1
@f
def f(a, b):
    return a%b
f(4,0)

1.helloNO

2. helloZero Division Error

3.NO

4.hello

Question: 
What is the output of the code shown below?

def f(x):
    yield x+1
    print("test")
    yield x+2
g=f(9)

1.Error

2.test

3. test1012

4.No output

Question: 
What is the output of the code shown below?

def mk(x):
    def mk1():
        print("Decorated")
        x()
    return mk1
def mk2():
    print("Ordinary")
p = mk(mk2)
p()

1.DecoratedDecorated

2.OrdinaryOrdinary

3.OrdinaryDecorated

4. DecoratedOrdinary

Question: 
What is the output of the code shown below?

l1=[1, 2, 3, [4]]
l2=list(l1)
id(l1)==id(l2)

1.True

2.False

3.Error

4.Address of l1

Question: 
What is the output of the code shown below?

not(3>4)
not(1&1)

1.TrueTrue

2. TrueFalse

3.FalseTrue

4.FalseFalse

Question: 
What is the output of the code shown?

x=3.3456789
'%f | %e | %g' %(x, x, x)

1.Error

2. '3.3456789 | 3.3456789+00 | 3.345678

3.'3.345678 | 3.345678e+0 | 3.345678'

4. '3.345679 | 3.345679e+00 | 3.34568'

Question: 
What is the output of the following code ?

example = "snow world"
example[3] = 's'
print example

1.snow

2.snow world

3.Error

4.snos world

Question: 
What is the output of the following piece of code?

class A():
    def disp(self):
        print("A disp()")
class B(A):
    pass
obj = B()
obj.disp()

1. Invalid syntax for inheritance

2.Error because when object is created, argument must be passed

3.Nothing is printed

4.A disp()

Question: 
What is the output of the following piece of code?

class Demo:
    def __init__(self):
        self.x = 1
    def change(self):
        self.x = 10
class Demo_derived(Demo):
    def change(self):
        self.x=self.x+1
        return self.x
def main():
    obj = Demo_derived()
    print(obj.change())
 
main()

1.11

2.2

3.1

4.An exception is thrown

Question: 
What is the output of the following?

a = [0, 1, 2, 3]
for a[0] in a:
    print(a[0])

1.0 1 2 3

2.0 1 2 2

3.3 3 3 3

4.error

Question: 
What is the output of the following?

i = 2
while True:
    if i%3 == 0:
        break
    print(i)
    i += 2

1.i i i i i i

2. a a a a a a

3. a a a a a

4.none of the mentioned

Question: 
What is the output of the following?

print('a'.maketrans('ABC', '123'))

1.{97: 49, 98: 50, 99: 51}

2.{65: 49, 66: 50, 67: 51}

3. {97: 49}

4.1

Question: 
What is the output of the following?

print('The sum of {0} and {1} is {2}'.format(2, 10, 12))

1.The sum of 2 and 10 is 12

2.Error

3.The sum of 0 and 1 is 2

4.None of the mentioned

Question: 
What is the output of the following?

print('xyyxyyxyxyxxy'.replace('xy', '12', 100))

1.xyyxyyxyxyxxy

2.12y12y1212x12

3.none of the mentioned

4.Error

Question: 
What is the output of the following?

print("Hello {1} and {0}".format('bin', 'foo'))

1.Hello foo and bin

2.Hello bin and foo

3.Error

4.None of the mentioned

Question: 
What is the output of the following?

string = "my name is x"
for i in string.split():
    print (i, end=", ")

1.m, y, , n, a, m, e, , i, s, , x,

2.m, y, , n, a, m, e, , i, s, , x

3.my, name, is,

4.error

Question: 
What is the output of the following?

x = 'abcd'
for i in range(len(x)):
    x[i].upper()
print (x)

1.abcd

2.ABCD

3.error

4.none of the mentioned

Question: 
What is the output of the following?

x = 'abcd'
for i in x:
    print(i.upper())

1.a b c d

2. A B C D

3.a B C D

4.error

Question: 
What is the output of the following?

x = "abcdef"
i = "i"
while i in x:
    print(i, end=" ")

1.no output

2. i i i i i i "

3.a b c d e f

4. abcdef

Question: 
What is the output of the line of code shown below, if s1= {1, 2, 3}?

s1.issubset(s1)

1.True

2.Error

3.No output

4.False

Question: 
What is the output of this expression, 3*1**3?

1.27

2.9

3.3

4.1

Question: 
What is the output when following code is executed ?

print r"
hello"
The output is

1.a new line and hello

2. hello

3.the letter r and then hello

4.Error

Question: 
What is the result of round(0.5) “ round(-0.5)?

1.1.0

2.2.0

3.0.0

4.None of the mentioned

Question: 
What is the result of the expression shown below if x=56.236?
print("%.2f"%x)

1.56.00

2. 56.24

3.. 56.23

4.0056.236

Question: 
What is the two's complement of -44?

1.1011011

2. 11010100

3.11101011

4.10110011

Question: 
What is the value of the expression:

4+2**5//10

1.3

2.7

3.77

4. 0

Question: 
What is the value of the following expression:

24//6%3, 24//4//2

1.(1,3)

2.(0,3)

3.(1,0)

4. (3,1)

Question: 
What is the value of this expression:

 bin(10-2)+bin(12^4)

1.0b10000

2.0b10001000

3.0b1000b1000

4. 0b10000b1000

Question: 
What is the value of x if:

x = int(43.55+2/2)

1.43

2.44

3.22

4.23

Question: 
What will be the output?

d = {"john":40, "peter":45}
d["john"]

1.40

2.45

3.john

4.peter"

Question: 
Which of the following is an invalid statement?

1. abc = 1,000,000

2.a b c = 1000 2000 3000

3.a,b,c = 1000, 2000, 3000

4.a_b_c = 1,000,000

Question: 
Which of the following lines of code will result in an error?

1. s={abs}

2. s={4, 'abc', (1,2)}

3.s={2, 2.2, 3, 'xyz'}

4.s={san}

Question: 
Which of the following will run without errors ?

1.round(45.8)

2.round(6352.898,2,5)

3.round()

4.round(7463.123,2,1)

Question: 
Which of these in not a core datatype?

1.Lists

2.Dictionary

3.Tuples

4.Class

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