Python Programming Quiz – 10th Week Quiz Solution

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Python Programming Quiz – 10th Week Quiz Solution given in this post.

[1] What kind of exception will be raised by (using python 3.X version):

assert 5>10

• (a): ValueError exception
• (b): AssertionError exception
• (c): ZeroDivisionError exception
• (d): No exception is raised by the program

Answer: (b) AssertionError exception

[2] What kind of exception will be raised by (using python 3.X version):

assert 5/0 > 0

• (a): ValueError exception
• (b): AssertionError exception
• (c): ZeroDivisionError exception
• (d): No exception is raised by the program

Answer:(c) ZeroDivisionError exception

[3] What kind of exception will be raised by (using python 3.X version)

assert 10/5 > 0

• (a): ValueError exception
• (b): AssertionError exception
• (c): ZeroDivisionError exception
• (d): No exception is raised by the program

Answer:(d) No exception is raised by the program

[4] For the following Pyhton3 program

assert len(item) < 5
An assertion is NOT generated if the value of item is (using python 3.X version):

• (a): [1, 2, 3, 4, 5, 6]
• (b): range(0, 3)
• (c): No Assertion Error
• (d): (51,52,53,54,55)

Answer: (b) range(0, 3)

[5] Can the assert statements in a program be disabled by passing -O option to the python interpreter.

• (a): True
• (b):  False

Answer: (a) True

[6] Which of the following data structures in python can be traversed using for…in statement –

• (a): tuple
• (b): string
• (c): dictionary
• (d): all of the above

Answer: (d) all of the above

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[7] In python, for loop terminates when next() raises StopIteration exception.

• (a): True
• (b): False

Answer: (a) True

[8] While we create our own iterator, if the class defines __next__(), then __iter__() can just return self.

• (a): True
• (b): False

Answer: (a) True

[9] Which of the following mathematical function definitions is recursive –

(a) factorial(0) = 1
  factorial(n) = n*factorial(n-1) where n>=0
(b) f(0) = 0
  	f(1) = 1
  	f(n) = f(n-1) + f(n-2) where n>=0
(c) both (a) and (b)
(d) none of (a) and (b)

• (a): a
• (b): b
• (c): c
• (d): d

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Answer: (c)  c

[10] A function not calling itself (directly/indirectly) is called a recursive functio

• (a): True
• (b): False

Answer: (b) false

[11] Which of following is not a property of properly defined recursive functions –

• (a): change of argument between recursive calls 
• (b): change of arguments is towards base case
• (c): there must be zero or more base cases
• (d): none of the above

Answer: (c) there must be zero or more base cases

[12] Estimating the time taken by a program requires to consider only function calls as operations.

• (a): True
• (b): False

Answer: (b) False

[13] Time taken by a function call is proportional to the number of simple operations performed by the call before returning.

• (a): True
• (b): False

Answer: (a) True

[14]  Solution to the recurrence relation T(n) = T(n-1) + 1 where T(1) = 1 is –

• (a): T(n) = n-2
• (b): T(n) = n-1
• (c): T(n) = n
• (d): T(n) = n+1

Answer: (c) T(n) = n

[15] Solution to the recurrence relation T(n) = T(n-1) + n where T(1) = 1 is –

• (a): T(n) = n*(n-1)/2
• (b): T(n) = n*(n+1)/2
• (c): T(n) = n*n
• (d): None of the above

Answer: (b) T(n) = n*(n+1)/2

That’s all for the  Python programming Quiz – 10th Week Quiz Solution. if you have any questions, please comment down below, we will try to answer within the first 24 hours. I hope you liked this content. We will come to another week’s quiz. Thanks for reading.