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1. Which of the following is a valid way to create a list in Python?

A) {2, 4, 6, 8, 10, 12}
B) [2, 4, 6, 8, 10, 12]
C) (2, 4, 6, 8, 10, 12)
D) "2, 4, 6, 8, 10, 12"

ANSWER= B) [2, 4, 6, 8, 10, 12]

2. Lists in Python are:

A) Static
B) Immutable
C) Mutable
D) Dynamic

ANSWER= C) Mutable

3. What will be the output of the following code? Python Code: list1 = [2, 4, 6, 8, 10, 12] print(list1[3])

A) 10
B) 4
C) 6
D) 8

ANSWER= D) 8

4. How are elements of a list separated?

A) Comma
B) Semicolon
C) Colon
D) Space

ANSWER= A) Comma

5. Which data types can a list contain?

A) Only strings
B) Only integers
C) Mixed data types
D) Only floats

ANSWER= C) Mixed data types

6. What does the `+` operator do when applied to two lists?

A) Multiplies them
B) Concatenates them
C) Subtracts one from the other
D) Divides one by the other

ANSWER= B) Concatenates them

7. What will be the output of the following code? Python Code: list1 = [1, 2, 3] list2 = [4, 5, 6] print(list1 + list2)

A) [1, 2, 3, 4, 5, 6]
B) [5, 7, 9]
C) [1, 2, 3, 6, 5, 4]
D) [4, 5, 6, 1, 2, 3]

ANSWER= A) [1, 2, 3, 4, 5, 6]

8. Which operator is used for list repetition?

A) +
B) *
C) -
D) /

ANSWER= B) *

9. What will be the output of the following code? Python Code: list1 = ['Hello'] print(list1 * 3)

A) ['Hello' * 3]
B) ['Hello', 'Hello']
C) ['HelloHelloHello']
D) ['Hello', 'Hello', 'Hello']

ANSWER= D) ['Hello', 'Hello', 'Hello']

10. Which of the following checks if an element is in a list?

A) in
B) out
C) exists
D) includes

ANSWER= A) in

11. What will be the output of the following code? Python Code: list1 = ['Red', 'Green', 'Blue', 'Yellow'] print(list1[1:3])

A) ['Green', 'Yellow']
B) ['Red', 'Green']
C) ['Green', 'Blue']
D) ['Blue', 'Yellow']

ANSWER= C) ['Green', 'Blue']

12. How do you access the last element of a list?

A) list1[0]
B) list1[-1]
C) list1[len(list1)]
D) list1[-0]

ANSWER= B) list1[-1]

13. What does the slicing operation list1[2:5] return? Python Code: list1 = ['Red', 'Green', 'Blue', 'Yellow', 'Black']

A) ['Blue', 'Yellow']
B) ['Green', 'Blue', 'Yellow']
C) ['Red', 'Green', 'Blue']
D) ['Blue', 'Yellow', 'Black']

ANSWER= D) ['Blue', 'Yellow', 'Black']

14. What will be the output of the following code? Python Code: list1 = ['Red', 'Green', 'Blue', 'Yellow'] print(list1[::2])

A) ['Red', 'Blue']
B) ['Red', 'Yellow']
C) ['Green', 'Yellow']
D) ['Blue', 'Yellow']

ANSWER= A) ['Red', 'Blue']

15. What will be the output of the following code? Python Code: list1 = ['Red', 'Green', 'Blue', 'Yellow'] print(list1[::-1])

A) ['Red', 'Green', 'Blue', 'Yellow']
B) ['Yellow', 'Blue', 'Green', 'Red']
C) ['Yellow', 'Green', 'Red', 'Blue']
D) ['Blue', 'Red', 'Yellow', 'Green']

ANSWER= B) ['Yellow', 'Blue', 'Green', 'Red']

16. What does the `append()` method do?

A) Inserts an element at a specified position
B) Removes an element from the list
C) Adds an element at the end of the list
D) Extends the list with another list

ANSWER= C) Adds an element at the end of the list

17. What will be the output of the following code? Python Code: list1 = [1, 2, 3] list1.append(4) print(list1)

A) [1, 2, 3, 4]
B) [4, 1, 2, 3]
C) [1, 2, 3]
D) [1, 2, 3, 4, 5]

ANSWER= A) [1, 2, 3, 4]

18. What does the `extend()` method do?

A) Adds an element at the end of the list
B) Extends the list with another list
C) Removes an element from the list
D) Inserts an element at a specified position

ANSWER= B) Extends the list with another list

19. What will be the output of the following code? Python Code: list1 = [1, 2, 3] list2 = [4, 5] list1.extend(list2) print(list1)

A) [1, 2, 3, 4, 5, 6]
B) [1, 2, 3]
C) [4, 5, 1, 2, 3]
D) [1, 2, 3, 4, 5]

ANSWER= D) [1, 2, 3, 4, 5]

20. What does the `insert()` method do?

A) Removes an element from the list
B) Adds an element at the end of the list
C) Inserts an element at a specified position
D) Extends the list with another list

ANSWER= C) Inserts an element at a specified position

21. Which loop is used to traverse through a list in Python?

A) for loop
B) while loop
C) do-while loop
D) both for and while loop

ANSWER= D) both for and while loop

22. What will be the output of the following code? Python Code: list1 = ['Red', 'Green', 'Blue'] for item in list1: print(item)

A) Red\nGreen\nBlue
B) Red Green Blue
C) ['Red', 'Green', 'Blue']
D) Red\nBlue\nGreen

ANSWER= A) Red\nGreen\nBlue

23. How can you access each element of a list using its index?

A) Using only len()
B) Using range() and len()
C) Using only range()
D) Using a direct for loop

ANSWER= B) Using range() and len()

24. What will be the output of the following code? Python Code: list1 = ['Red', 'Green', 'Blue'] for i in range(len(list1)): print(list1[i])

A) ['Red', 'Green', 'Blue']
B) Red Green Blue
C) Red\nGreen\nBlue
D) Red\nBlue\nGreen

ANSWER= C) Red\nGreen\nBlue

25. How does a while loop traverse through a list?

A) Directly accessing elements
B) By using an index counter
C) Using the range function
D) Using list comprehensions

ANSWER= B) By using an index counter

26. What does the `remove()` method do?

A) Removes an element at a specified position
B) Removes all occurrences of a specified value
C) Removes the first occurrence of a specified value
D) Removes the last element of the list

ANSWER= C) Removes the first occurrence of a specified value

27. What will be the output of the following code? Python Code: list1 = [1, 2, 3, 4, 3] list1.remove(3) print(list1)

A) [1, 2, 4, 3]
B) [1, 2, 3, 4, 3]
C) [1,2, 3, 4]
D) [1, 2, 4]

ANSWER= A) [1, 2, 4, 3]

28. What does the `pop()` method do?

A) Removes and returns an element at a specified position
B) Removes and returns the first element
C) Removes and returns the last element
D) Removes and returns all elements

ANSWER= C) Removes and returns the last element

29. What will be the output of the following code? Python Code: list1 = [1, 2, 3, 4] print(list1.pop())

A) 4
B) 1
C) 2
D) 3

ANSWER= A) 4

30. What does the `clear()` method do?

A) Removes the first element from the list
B) Removes all elements from the list
C) Removes the last element from the list
D) Removes a specified element from the list

ANSWER= B) Removes all elements from the list

31. What does the `len()` function return?

A) The length of the shortest element
B) The length of the longest element
C) The number of elements in the list
D) The sum of all elements

ANSWER= C) The number of elements in the list

32. What does the `sum()` function return when applied to a list of numbers?

A) The sum of all elements
B) The product of all elements
C) The average of all elements
D) The maximum value of all elements

ANSWER= A) The sum of all elements

33. How do you find the maximum value in a list?

A) Using the sorted() function
B) Using the min() function
C) Using the sum() function
D) Using the max() function

ANSWER= D) Using the max() function

34. What will be the output of the following code? Python Code: list1 = [1, 2, 3, 4] print(max(list1))

A) 1
B) 4
C) 2
D) 3

ANSWER= B) 4

35. How do you find the minimum value in a list?

A) Using the sum() function
B) Using the max() function
C) Using the min() function
D) Using the sorted() function

ANSWER= C) Using the min() function

36. What will be the output of the following code? Python Code: list1 = [1, 2, 3, 4] print(min(list1))

A) 2
B) 4
C) 1
D) 3

ANSWER= C) 1

37. How do you sort a list in ascending order?

A) Using the append() method
B) Using the sorted() function
C) Using the reverse() method
D) Using the sort() method

ANSWER= D) Using the sort() method

38. What will be the output of the following code? Python Code: list1 = [4, 3, 2, 1] list1.sort() print(list1)

A) [1, 2, 3, 4]
B) [4, 3, 2, 1]
C) [4, 1, 2, 3]
D) [1, 4, 3, 2]

ANSWER= A) [1, 2, 3, 4]

39. How do you sort a list in descending order?

A) Using the reverse() method
B) Using the sorted() function
C) Using the sort() method with reverse=True
D) Using the append() method

ANSWER= C) Using the sort() method with reverse=True

40. What will be the output of the following code? Python Code: list1 = [1, 2, 3, 4] list1.sort(reverse=True) print(list1)

A) [1, 4, 3, 2]
B) [1, 2, 3, 4]
C) [4, 1, 2, 3]
D) [4, 3, 2, 1]

ANSWER= D) [4, 3, 2, 1]

41. How can you create a 2D list in Python?

A) Using nested lists
B) Using a single list
C) Using tuples
D) Using dictionaries

ANSWER= A) Using nested lists

42. What will be the output of the following code? Python Code: list1 = [[1, 2], [3, 4], [5, 6]] print(list1[1][1])

A) 3
B) 4
C) 2
D) 5

ANSWER= B) 4

43. How do you access the first element of the second list in a nested list?

A) list1[0][0]
B) list1[0][1]
C) list1[1][1]
D) list1[1][0]

ANSWER= D) list1[1][0]

44. What will be the output of the following code? Python Code: list1 = [[1, 2, 3], [4, 5, 6], [7, 8, 9]] print(list1[2])

A) [4, 5, 6]
B) [1, 2, 3]
C) [7, 8, 9]
D) [9, 8, 7]

ANSWER= C) [7, 8, 9]

45. How do you flatten a 2D list using list comprehension?

A) [item for sublist in list1 for item in sublist]
B) [sublist for sublist in list1 for item in sublist]
C) [item for sublist in list1]
D) - [sublist for item in list1]

ANSWER= A) [item for sublist in list1 for item in sublist]