Python revision Tour || Multiple Choice Questions || Class 12

Python revision Tour || Multiple Choice Questions || Class 12

1. Which of the following is an invalid variable?

(a) my_day_2

(b) 2nd_day

(c)Day_two

(d) _2

Option :- ( b )

2. Which of the following is not a keyword?

(a) eval

(b) assert

(c) nonlocal

(d) pass

Option :- ( a )

3. Which of the following cannot be a variable?

(a) __init__

(b) in

(c) it

(d) on

Option :- ( b )

4. Which of these is not a core data type?

(a) Lists

(b) Dictionary

(c) Tuples

(d) Class

Option :- ( d )

5. How would you write xy in Python as an expression?

(a) x^y

(b) x**y

(c) x^^y

(d) none of these

Option :- ( b )

6. What will be the value of the expression?

14 +13 % 15

(a) 14

(b) 27

(c) 12

(d) 0

Option :- ( b )

7. Evaluate the expression given below if A = 16 and B = 15.

A%B//A

(a) 0.0

(b) 0

(c) 1.0

(d) 1

Option :- ( b )

8. What is the value of x?

x = int(13.25 4/2)

(a) 17

(b) 14

(c) 15

(d) 23

Option :- ( c )

9. The expression 8/4/2 will evaluate equivalent to which of the following expressions:

(a) 8/(4/2)

(b) (8/4)/2

Option :- ( b )

10. Which among the following list of operators has the highest precedence?

+ ,-,**,%, /,<< ,>> , |

(a) <<, >>

(b) **

(c) |

(d) %

Option :- (. b )

11. Which of the following expressions results in an error?

(a) float('12')

(b) int('12')

(c) float('12.5')

(d) int('12.5')

Option :- (. d )

12. Which of the following statement prints the shown output below?

hello\example\test.txt

(a) print("hello\example\test.txt")

(b) print("hello\\example\\test.txt")

(c) print("hello\"example \"test.txt")

(d) print("hello"\example"\test.txt")

Option :- (. b )

13. Which value type does input() return?

(a) Boolean

(b) String

(c) Int

(d) Float

Option :- (. b )

14. Which two operators can be used on numeric values in Python?

(a) @

(b) %

(c) +

(d) #

Option :- (. b, c )

15. Which of the following four code fragments will yield following output?

Eina

Mina

Dika

Select all of the function calls that result in this output

(a)

print('''Eina

\nMina

\nDika''')

(b) print('''EinaMinaDika''')

(c) print('Eina\nMina\nDika')

(d)

print('Eina

Mina

Dika')

Option :- (. c )

16. Which of the following is valid arithmetic operator in Python:

(a) //

(b) ?

(c) <

(d) and

Option :- (. a )

17. The numbered position of a letter in a string is called _____.

(a) position

(b) integer position

(c) index

(d) location

Option :- (. c )

18. The operator _____ tells if an element is present in a sequence or not.

(a) exists

(b) in

(c) into

(d) inside

Option :- (. b )

19. The keys of a dictionary must be of _____ types.

(a) Integer

(b) mutable

(c) immutable

(d) any of these

Option :- (. c )

20. Following set of commands is executed in shell, what will be the output?

>>>str = "hello"

>>>str[ : 2]

>>>

(a) he

(b) lo

(c) olleh

(d) hello

Option :- (. a )

21. What data type is the object below?

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

(a) list

(b) dictionary

(c) array

(d) tuple

Option :- (. a )

22. What data type is the object below?

L = 1, 23, 'hello', 1

(a) list

(b) dictionary

(c) array

(d) tuple

Option :- (. d )

23. To store values in terms of key and value, what core data type does Python provide?

(a) list

(b) tuple

(c) class

(d) dictionary

Option :- (. d )

24. What is the value of the following expression?

3 + 3.00, 3**3.0

(a) (6.0, 27.0)

(b) (6.0, 9.00)

(c) (6, 27)

(d) [6.0, 27.0] 

(e) [6, 27]

Option :- (. a )

25. List AL is defined as follows:

AL = [1, 2, 3, 4, 5]

Which of the following statements removes the middle element 3 from it so that the list AL equal [1, 2, 4, 5]?

(a) del a[2]

(b) a[2 : 3] = []

(c) a[2:2] = []

(d) a[2] = []

(e) a.remove(3)

Option :- (. a, b, e )

26. Which two lines of code are valid strings in Python?

(a) This is a string

(b) 'This is a string'

(c) (This is a string)

(d) "This is a string"

Option :- (. b, d )

27. You have the following code segment:

String1 = "my"

String2 = "work"

print(String1 + string2)

What is the output of this code?

(a) my work

(b) work

(c) mywork

(d) my

Option :- (. c )

28. You have the following code segment

String1 = "my"

String2 = "work"

print(String1 + string2.upper())

What is the output of this code?

(a) mywork

(b) MY Work

(c) myWORK

(d) My Work

Option :- (. c )

29. Which line of code produces an error?

(a) "one" + 'two'

(b) 1+ 2

(c) "one"+ "2"

(d) '1' + 2

Option :- (. d )

30. What is the output of this code?

>>> int("3" + " 4")

(a) "7"

(b) "34"

(c) 34

(d) 24

Option :- (. c )

31. Which line of code will cause an error?

1. num = [5, 4, 3, [2], 1]

2. print(num [0])

3. print(num[3][0])

4. print (num[5])

(a) Line 3

(b) Line 2

(c) Line 4

(d) Line 1

Option :- (. c )

32. Which is the correct form of declaration of dictionary?

(a) Day = {1 : 'Monday', 2 : 'Tuesday', 3 : 'wednesday'}

(b) Day = {1 ; 'Monday', 2 ; 'Tuesday', 3 ; 'wednesday'}

(c) Day = [1 : 'Monday', 2 : 'Tuesday', 3 : 'wednesday']

(d) Day = {1 'Monday', 2 'Tuesday', 3 'wednesday'}

Option :- (. a )

33. Identify the valid declaration of L:

L = [1, 23, 'hi', 6]

(a) list

(b) dictionary

(c) array

(d) tuple

Option :- (. a )

34. Which of the following is not considered a valid identifier in Python?

(a) two2

(b) _main

(c) hello_rsp1

(d) 2 hundred

Option :- (. d )

35. What will be the output of the following code-print("100+200")?

(a) 300

(b) 100200

(c) 100+200

(d) 200

Option :- (. b )

36. Which amongst the following is a mutable data type in Python?

(a) int

(b) string

(c) tuple

(d) list

Option :- (. d )

37. pow() function belongs to which library?

(a) math

(b) string

(c) random

(d) maths

Option :- (. a )

38. Which of the following statements converts a tuple into a list?

(a) len(string)

(b) list(string)

(c) tup(list)

(d) dict(string)

Option :- (. b )

39. The statement: bval = str i > str2 shall return..... As the output if two strings str1 and str2 contains "Delhi" and "New Delhi".

(a) True

(b) Delhi

(c) New Delhi

(d) False

Option :- (. d )

40. What will be the output generated by the following snippet?

a = [5, 10, 15, 20, 25]

k = 1

i = a[1] + 1

j = a[2] +1

m = a[k+1]

print (i, j, m)

(a) 11 15 16

(b) 11 16 15

(c) 11 15 15

(d) 16 11 15

Option :- (. b )

41. The process of arranging the array elements in a specified order is termed as:

(a) Indexing

(b) Slicing

(c) Sorting

(d) Traversing

Option :- (. c )

42. Which of the following Python functions is used to iterate over a sequence of number by specifying a numeric end value within its parameters?

(a) range()

(b) len()

(c) substring()

(d) random()

Option :- (. a )

43. What is the output of the following?

d = (0: 'a', 1: 'b', 2: 'c'}

for i in d:

print(i)

(a)

0

1

2

(b)

a

b

c

(c)

0

a

1

b

2

c

(d)

2

a

2

b

2

c

 

Option :- (. a )

44. What is the output of the following?

x = 123

for i in x:

print(i)

(a) 1 2 3

(b) 123

(c) error

(d) infinite loop

Option :- (. c )

45. Which arithmetic operators cannot be used with strings?

(a) +

(b) *

(c) -

(d) all of the above

Option :- (. c )

46. What will be the output when the following code is executed?

>>> str1="helloworld"

>>> stri[:-1]

(a) dlrowolleh

(b) hello

(c) world

(d) helloworld

Option :- (. a )

47. What is the output of the following statement?

print ("xyyzxyzxzxyy".count ('yy', 1))

(a) 2

(b) 0

(c) 1

(d) Error

Option :- (. a )

48. Suppose list1 [0.5 * x for x in range(0, 4)], list1 is:

(a) [0, 1, 2, 3]

(b) [0, 1, 2, 3, 4]

(c) [0.0, 0.5, 1.0, 1.5]

(d) [0.0, 0.5, 1.0, 1.5, 20]

Option :- (. c )

49. Which is the correct form of declaration of dictionary?

(a) Day={1:'monday',2:'tuesday',3:'wednesday'}

(b) Day=(1;'monday',2;'tuesday',3;'wednesday')

(c) Day=[1:'monday',2:'tuesday',3:'wednesday']

(d) Day={1 monday',2 tuesday',3 wednesday']

Option :- (. a )

50. Identify the valid declaration of L: L = [1, 23, 'hi', 6]

(a) list

(b) dictionary

(c) array

(d) tupl

Option :- (. a)