Special functions Python

Question 1

Q1-numbers = [1, 2, 3, 4, 5]
squares = list(map(lambda x: x**2, numbers))
What does the squares list contain after executing the code?

• A) [1, 2, 3, 4, 5]

• B) [1, 4, 9, 16, 25]

• C) [2, 4, 6, 8, 10]

• D) [0, 1, 4, 9, 16]

Question 2

Q2-words = ["apple", "banana", "cherry"]
filtered_words = list(filter(lambda x: len(x) > 5, words))
What is the value of filtered_words after executing the code?

• A) ["apple"]

• B) ["banana"]

• C) ["cherry"]

• D) ["banana", "cherry"]

Question 3

Q3-nums1 = [1, 2, 3]
nums2 = [4, 5, 6]
result = list(zip(nums1, nums2))
What is the value of result after executing the code?

• A) [(1, 4), (2, 5), (3, 6)]

• B) [5, 7, 9]

• C) [(1, 2, 3), (4, 5, 6)]

• D) [1, 2, 3, 4, 5, 6]

Question 4

Q4-numbers = [1, 2, 3, 4, 5]
squared_odd = list(map(lambda x: x**2, filter(lambda x: x % 2 != 0, numbers)))
What does the squared_odd list contain after executing the code?

• A) [1, 9, 25]

• B) [1, 4, 9, 16, 25]

• C) [2, 4]

• D) [9, 25]

Question 5

Q5-numbers = [1, 2, 3, 4, 5]
product = lambda x, y: x * y
result = reduce(product, numbers)
What is the value of result after executing the code?

• A) 120

• B) 15

• C) 30

• D) 0

Question 6

Q6-What does the ord function in Python do?

• A) Rounds a floating-point number to the nearest integer

• B) Returns the Unicode code point of a character

• C) Converts a number to its hexadecimal representation

• D) Finds the absolute value of a number

Question 7

Q7-char = 'A'
ascii_value = ord(char)
What is the value of ascii_value after executing the code?

• A) 65

• B) 66

• C) 67

• D) 68

Question 8

Q8-code_point = 97
character = chr(code_point)
What is the value of character after executing the code?

• A) 'A'

• B) 'B'

• C) 'a'

• D) 'b'

Question 9

Q9-text = "Python"
ascii_values = [ord(char) for char in text]
What is the value of ascii_values after executing the code?

• A) [80, 121, 116, 104, 111, 110]

• B) [112, 121, 116, 104, 111, 110]

• C) [72, 101, 108, 108, 111, 32]

• D) [65, 66, 67, 68, 69, 70]

Question 10

Q10-What is the result of the expression chr(ord('A') + 3)?

• A) 'D'

• B) 'E'

• C) 'B'

• D) 'C'