Python Programming Week 10 Quiz Solution [Python Programming course on Prutor.ai by IIT kharagpur]

John Rakon September 13, 2020

Here you will get all the assignment and quiz solutions of Python Programming Course by prutor.ai. Prutor is an online smart tutoring platform which provides various MOOC courses for student and organised by by IIT Kharagpur. At the end of each course student gets a certificate for sucessfull completion of each course but throughout the course students have to pass all the weekly assignments and quizes.

[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

Also, see: Python Programming Quiz – 9th Week Quiz Solution

[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

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