QUIZ ON : python - SEQUENCE DATA TYPES IN PYTHON

SEQUENCE DATA TYPES IN PYTHON

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Question No# : 01 out of 50

What will be the output?<pre>a = [1, 2, 3] a.insert(1, 10) print(a)</pre>

A. [1, 10, 2, 3]

B. [10, 1, 2, 3]

C. [1, 2, 10, 3]

D. Error

Question No# : 02 out of 50

Which of the following statements is used to create an empty set?

A. { }

B. set()

C. [ ]

D. ( )

Question No# : 03 out of 50

What will happen if you try to access a key that doesn’t exist in a dictionary?

A. Returns None

B. Throws a KeyError

C. Creates a new key with a default value

D. Crashes the program

Question No# : 04 out of 50

Which statement is correct??

A. . List is mutable & Tuple is immutable

B. List is immutable & Tuple is mutable

C. Both are mutable

D. Both are immutable

Question No# : 05 out of 50

A sequence of immutable objects is called

A. Built in

B. List

C. Tuple

D. Derived data

Question No# : 06 out of 50

Which one of the following is inmmutable data type?

A. list

B. set

C. tuple

D. dict

Question No# : 07 out of 50

Which of the following creates a single-element tuple?

A. (10)

B. [10]

C. (10,)

D. {10}

Question No# : 08 out of 50

What is the output of >>>’2’ +’3’

A. 23

B. '2+3'

C. '23'

D. None of These

Question No# : 09 out of 50

If a=(1,2,3,4), a[1:-1] is _________

A. Error, tuple slicing doesn’t exist

B. [2,3]

C. (2,3,4)

D. (2,3)

Question No# : 10 out of 50

What will be the output?<pre>d = {"a": 1, "b": 2} print(2 in d)</pre>

A. True

B. False

C. KeyError

D. None

Question No# : 11 out of 50

What will be the output of the following Python code snippet?<pre>print([i.lower() for i in "HELLO"])</pre>

A. [‘h’, ‘e’, ‘l’, ‘l’, ‘o’]

B. ‘hello’

C. [‘hello’]

D. hello

Question No# : 12 out of 50

Which of these about a set is not true?

A. Mutable data type

B. Allows duplicate values

C. Data type with unordered values

D. Immutable data type

Question No# : 13 out of 50

To shuffle the list(say list1) what function do we use?

A. list1.shuffle()

B. shuffle(list1)

C. random.shuffle(list1)

D. random.shuffleList(list1)

Question No# : 14 out of 50

Suppose a list with name arr, contains 5 elements. You can get the 2nd element from the list using:

A. arr[-2]

B. arr[2]

C. arr[-1]

D. arr[1]

Question No# : 15 out of 50

What will be the output of the following Python code?<pre>x = 'abcd' for i in x:     print(i)     x.upper()</pre>

A. a B C D

B. a b c d

C. A B C D

D. error

Question No# : 16 out of 50

What will be the output of the following Python code?<pre>print("abcdef".find("cd"))</pre><div> </div>

A. True

B. 2

C. 3

D. None of the mentioned

Question No# : 17 out of 50

Which of the following functions cannot be used on heterogeneous sets?

A. pop

B. remove

C. update

D. sum

Question No# : 18 out of 50

What will be the output of the following Python code?<pre>print("abc DEF".capitalize())</pre>

A. abc def

B. ABC DEF

C. Abc def

D. Abc Def

Question No# : 19 out of 50

Which of these about a frozenset is not true?

A. Mutable data type

B. Allows duplicate values

C. Data type with unordered values

D. Immutable data type

Question No# : 20 out of 50

Which one of the following is immutable data type ?

A. list

B. set

C. tuple

D. dictionary

Question No# : 21 out of 50

Which of the following is a Python tuple?

A. [1, 2, 3]

B. (1, 2, 3)

C. {1, 2, 3}

D. {}

Question No# : 22 out of 50

What will be the output of the following Python code?<pre>a=[(2,4),(1,2),(3,9)] a.sort() print(a)</pre><div> </div>

A. [(1, 2), (2, 4), (3, 9)]

B. [(2,4),(1,2),(3,9)]

C. Error because tuples are immutable

D. Error, tuple has no sort attribute

Question No# : 23 out of 50

What will be the output of the following Python code?<pre>print(max("what are you"))</pre>

A. error

B. u

C. t

D. y

Question No# : 24 out of 50

What will be the output of the following Python code? <pre>a={1:"A",2:"B",3:"C"} for i in a:      print(i,end=" ")</pre>

A. 1 2 3

B. ‘A’ ‘B’ ‘C’

C. 1 ‘A’ 2 ‘B’ 3 ‘C’

D. Error, it should be: for i in a.items():

Question No# : 25 out of 50

What will be the output of the following Python code? <pre>a={1:"A",2:"B",3:"C"} b=a.copy() b[2]="D"  print(a)</pre>

A. Error, copy() method doesn’t exist for dictionaries

B. {1: ‘A’, 2: ‘B’, 3: ‘C’}

C. {1: ‘A’, 2: ‘D’, 3: ‘C’}

D. “None” is printed

Question No# : 26 out of 50

What will be the output of the following Python code snippet?<pre>print('abef'.partition('cd'))</pre>

A. (‘abef’)

B. (‘abef’, ‘cd’, ”)

C. (‘abef’, ”, ”)

D. error

Question No# : 27 out of 50

Suppose list1 is [4, 2, 2, 4, 5, 2, 1, 0], Which of the following is correct syntax for slicing operation?

A. print(list1[0])

B. print(list1[:2])

C. print(list1[:-2])

D. all of the mentioned

Question No# : 28 out of 50

To add a new element to a list we use which command?

A. list1.add(5)

B. list1.append(5)

C. list1.addLast(5)

D. list1.addEnd(5)

Question No# : 29 out of 50

What will be the output of the following Python code snippet?<pre>print('abcdefcdghcd'.split('cd', 2))</pre>

A. [‘ab’, ‘ef’, ‘ghcd’]

B. [‘ab’, ‘efcdghcd’]

C. [‘abcdef’, ‘ghcd’]

D. none of the mentioned

Question No# : 30 out of 50

lstrip() method is used for :

A. delete all the trailing whitespace characters

B. delete all the leading whitespace characters

C. delete all the leading and trailing whitespace characters

D. delete upper case characters

Question No# : 31 out of 50

Suppose listExample is [3, 4, 5, 20, 5, 25, 1, 3], what is list1 after listExample.pop()?

A. [3, 4, 5, 20, 5, 25, 1]

B. [1, 3, 3, 4, 5, 5, 20, 25]

C. [3, 5, 20, 5, 25, 1, 3]

D. [1, 3, 4, 5, 20, 5, 25]

Question No# : 32 out of 50

What will be the output of the following Python code?<pre>data = [[[1, 2], [3, 4]], [[5, 6], [7, 8]]] def ttt(m):     v = m[0][0]     for row in m:         for element in row:             if v < element: v = element              return v print(ttt(data[0]))</pre>

A. 1

B. 2

C. 4

D. 5

Question No# : 33 out of 50

What will be the output of the following Python code snippet?<pre>print('ab cd ef'.title())</pre>

A. Ab cd ef

B. Ab cd eF

C. Ab Cd Ef

D. None of the mentioned

Question No# : 34 out of 50

What will be the output of the following Python code?<pre>t=32.00 for x in t:     print(x)</pre>

A. [0]

B. 0

C. [0.00]

D. Error

Question No# : 35 out of 50

What will be the output of the following Python code? <pre class="de1" style="border-radius: 0px; padding: 0px; font-family: Consolas, Monaco, " lucida="" console",="" monospace;="" color:="" rgb(51,="" 51,="" 51);="" word-break:="" break-all;="" overflow-wrap:="" normal;="" background:="" rgb(244,="" 244,="" 244);="" border:="" 0px;="" overflow:="" visible;="" box-shadow:="" none;="" text-align:="" justify;="" margin-top:="" 0px="" !important;="" margin-bottom:="" line-height:="" 20px="" !important;"="">a=[10,23,56,[78]] b=list(a) a[3][0]=95 a[1]=34 print(b) </pre>

A. [10,34,56,[95]]

B. [10,23,56,[78]]

C. [10,23,56,[95]]

D. [10,34,56,[78]]

Question No# : 36 out of 50

Which of the following operations is NOT allowed on a tuple?

A. Slicing

B. Concatenation

C. Deletion of elements

D. Iteration

Question No# : 37 out of 50

Which method is used to access some part of a string or substring.

A. slicer

B. Slicing

C. Membership

D. None of these-

Question No# : 38 out of 50

What will be the output of the following Python code?<pre>print('xyyzxxyxyy'.lstrip('xyy'))</pre>

A. error

B. zxxyxyy

C. z

D. zxxy

Question No# : 39 out of 50

How can we create an empty list in Python ?

A. list=()

B. list.null

C. null.list

D. list=[]

Question No# : 40 out of 50

What will be the output of the following Python code snippet?<pre>print('ab cd-ef'.title())</pre>

A. Ab cd-ef

B. Ab Cd-ef

C. Ab Cd-Ef

D. None of the mentioned

Question No# : 41 out of 50

What will be the output of the following Python code snippet?<pre>print('HelloWorld'.istitle())</pre>

A. True

B. False

C. None

D. Error

Question No# : 42 out of 50

What will be the output?<pre>a = [1, 2, 3] b = a b.append(4) print(a)</pre>

A. [1, 2, 3]

B. [1, 2, 3, 4]

C. [4]

D. Error

Question No# : 43 out of 50

What is the correct command to shuffle the following list?<pre>fruit=['apple', 'banana', 'papaya', 'cherry']</pre><div> </div>

A. fruit.shuffle()

B. shuffle(fruit)

C. random.shuffle(fruit)

D. random.shuffleList(fruit)

Question No# : 44 out of 50

Which of the following methods will create a copy of a list?

A. copy = list(original)

B. copy = original[:]

C. copy = original.copy()

D. All of the above

Question No# : 45 out of 50

What will be the output of the following Python code snippet?<pre>a = [0, 1, 2, 3] for a[-1] in a:     print(a[-1])</pre>

A. 0 1 2 3

B. 0 1 2 2

C. 3 3 3 3

D. error

Question No# : 46 out of 50

What will be the output of the following Python code?<pre>d = {0, 1, 2} for x in d:     print(x)</pre><div> </div>

A. 0 1 2

B. {0, 1, 2} {0, 1, 2} {0, 1, 2}

C. error

D. none of the mentioned

Question No# : 47 out of 50

What will be the output of the following Python code?<pre>d1={"abc":5,"def":6,"ghi":7} print(d1[0])</pre>

A. abc

B. 5

C. {"abc":5}

D. error

Question No# : 48 out of 50

Suppose list1 is [3, 5, 25, 1, 3], what is min(list1)?

A. 3

B. 5

C. 25

D. 1

Question No# : 49 out of 50

Set makes use of __________ Dictionary makes use of ____________

A. keys, keys

B. key values, keys

C. keys, key values

D. key values, key values

Question No# : 50 out of 50

Which symbol is used to access list elements?

A. {}

B. []

C. <>

D. ()