Problem Solving And Python Programming Set 13

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This set of Problem Solving and Python Programming Multiple Choice Questions & Answers (MCQs) focuses on Problem Solving And Python Programming Set 13

Q1 | return result

return a list containing every third item from l starting at index 0

return an empty list

return a list containing every third index from l starting at index 0

return a list containing the items from l starting from index 0, omitting every third item

Q2 | print(veggies)

[‘carrot’, ‘celery’, ‘broccoli’, ‘potato’, ‘asparagus’] correct 1.00

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

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

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

Q3 | >>>m = [[x, x + 1, x + 2] for x in range(0, 3)]

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

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

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

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

Q4 | m = [[x, y] for x in range(0, 4) fo r y in range(0, 4)]

Q5 | print(v)

Q6 | print(v)

Q7 | print(matrix[i][1], end = " ")

1 2 3 4

4 5 6 7

1 3 8 12

2 5 9 13

Q8 | print(m(row), end = " ")

3 33

1 1

5 6

5 33

Q9 | print(data[1][0][0])

Q10 | print(ttt(data[0]))

Q11 | print(points)

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

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

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

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

Q12 | ,b)) print(a)

[2,4]

[ ] c) [3,5]

d) invalid arguments for filter function

Q13 | for i in range(3)]; print(x);

[0, 1, 2]

[1, 2, 5]

error, **+ is not a valid operator

error, ‘;’ is not allowed

Q14 | Which of the following is the same as list(map(lambda x: x**-1, [1, 2, 3]))?

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

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

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

error

Q15 | for x in l]

[1, 1, 1, 1, 1]

[1, 0, 1, 0, 1]

[1, 0, 0, 0, 0]

[0, 1, 0, 1, 0]

Q16 | for y in l2]

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

[4, 10, 18]

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

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

Q17 | Write the list comprehension to pick out only negative integers from a given list ‘l’.

[x<0 in l]

[x for x<0 in l]

[x in l for x<0]

[x for x in l if x<0]

Q18 | Write a list comprehension for number and its cube for l=[1, 2, 3, 4, 5, 6, 7, 8, 9].

[x**3 for x in l]

[x^3 for x in l]

[x**3 in l]

[x^3 in l]

Q19 | )*5/9) for x in t]

[0]

[0.00]

error

Q20 | Write a list comprehension for producing a list of numbers between 1 and 1000 that are divisible by 3.

[x in range(1, 1000) if x%3==0]

[x for x in range(1000) if x%3==0]

[x%3 for x in range(1, 1000)]

[x%3=0 for x in range(1, 1000)]

Q21 | Write a list comprehension to produce the list: [1, 2, 4, 8, 16……212].

[(2**x) for x in range(0, 13)]

[(x**2) for x in range(1, 13)]

[(2**x) for x in range(1, 13)]

[(x**2) for x in range(0, 13)]

Q22 | , x is even} (including zero)

[x for x in range(1, 20) if (x%2==0)]

[x for x in range(0, 20) if (x//2==0)]

[x for x in range(1, 20) if (x//2==0)]

[x for x in range(0, 20) if (x%2==0)]

Q23 | , i)]

a list of prime numbers up to 50

a list of numbers divisible by 2, up to 50

a list of non prime numbers, up to 50

error

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