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Python Objective Questions - Set 2

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Question: 21

What is the associativity of Operators with the same precedence?

(A) Depends on operators
(B) Left to Right
(C) Right to Left
(D) Depends on Python Compiler

Level: Beginner Category of MCQ: operators

Question: 22

19 % 2 in python

(A) 17
(B) 2
(C) 0
(D) None of these

Level: Beginner Category of MCQ: operators

Question: 23

Which of the following operators is used to get accurate result (i.e fraction part also) in case of division ?

(A) //
(B) %
(C) /
(D) None of the above

Level: Beginner Category of MCQ: operators

Question: 24

Select the correct code to print 
cppbuzz-chicago

(A) print('cppbuzz-' + 'chicago');
(B) print('cppbuzz' + '-chicago');
(C) print('cppbuzz' + '-' + 'chicago');
(D) All of the above

Level: Beginner Category of MCQ: operators

Question: 25

Which of the following data type is used to store values in Key & Value format?

(A) Class
(B) List
(C) Tuple
(D) Dictionary

Level: Beginner Category of MCQ: variables

Question: 26

What is the data type of X in  X = [12.12, 13, 'cppbuzz']

(A) Tuple
(B) Array
(C) Dictionary
(D) List

Level: Practitioner Category of MCQ: variables

Question: 27

Is it possible to use round function without any argument like round()

(A) Yes
(B) No

Level: Practitioner Category of MCQ: methods

Question: 28

Find out output of following code snippet

>>>str="cppbuzz"
>>>str[:3]

(A) uzz
(B) cpp
(C) buzz
(D) cppb

Level: Beginner Category of MCQ: variables

Question: 29

How following evaluates in Python? 
round(0.5) – round(-0.5)

(A) 0
(B) 1
(C) 2
(D) 0.5

Level: Beginner Category of MCQ: variables

Question: 30

What will be the output of 7^10 in python?

(A) 13
(B) 2
(C) 15
(D) None of these

Level: Beginner Category of MCQ: variables

Question: 31

Which one of the following is not a python's predefined data type?

(A) Class
(B) List
(C) Dictionary
(D) Tuple

Level: Beginner Category of MCQ: classesAndobjects

Question: 32

Which of the following date format should be used in place of ???

import time
str = '02/06/1987'
datetime_value = time.strptime(str, ???)

(A) “%d/%m/%Y”
(B) “%d/%M/%y”
(C) “%D/%M/%Y”
(D) “%d/%m/%y”

Level: Practitioner Category of MCQ: regularexpressions

Question: 33

What is dictionary in Python?

Ans:
The built-in datatypes in Python is called dictionary. It defines one-to-one relationship between keys and values. Dictionaries contain pair of keys and their corresponding values. Dictionaries are indexed by keys.

Level: Beginner Category of MCQ: other

Question: 34

To open a file c:cppbuzz.txt for writing, we use

(A) outfile = open(file = “c:cppbuzz.txt”, “o”)
(B) outfile = open(“c:cppbuzz.txt”, “r”)
(C) outfile = open(“c:cppbuzz.txt”, “w”)
(D) outfile = open(“c:cppbuzz.txt”, “r”)

Level: Practitioner Category of MCQ: filehandling

Question: 35

Suppose list1 is [2, 33, 222, 14, 25], What is list1[-1] ?

(A) Error
(B) 25
(C) None
(D) 2

Level: Practitioner Category of MCQ: arrays

Question: 36

Which of the following is an invalid statement?

(A) abc = 1,000,000
(B) a b c = 1000 2000 3000
(C) a,b,c = 1000, 2000, 3000
(D) a_b_c = 1,000,000

Level: Expert Category of MCQ: variables

Question: 37

What is the maximum possible length of an identifier?

(A) 32 characters
(B) 63 characters
(C) 79 characters
(D) None of the above

Level: Beginner Category of MCQ: variables

Question: 38

What is pickling and unpickling?

Ans: Pickle module accepts any Python object and converts it into a string representation and dumps it into a file by using dump function, this process is called pickling. While the process of retrieving original Python objects from the stored string representation is called unpickling.

Level: Practitioner Category of MCQ: other

Question: 39

Write a sorting algorithm for a numerical dataset in Python

Ans: The following code can be used to sort a list in Python:

list = ["1", "4", "0", "6", "9"]
list = [int(i) for i in list]
list.sort()
print (list)

Level: Practitioner Category of MCQ: arrays

Question: 40

State the difference between tuples and lists in Python.

Ans:
Tuples can be used a key in a dictionary
to store notes on locations whereas a list
can be used to store multiple locations.
Lists are mutable whereas tuples are
immutable which means they cannot be edited.

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Python Objective Questions - Set 2

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