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 of the following Python code?<pre>names = ['Amir', 'Bear', 'Charlton', 'Daman'] print(names[-1][-1])</pre>

A. A

B. Daman

C. Error

D. n

Question No# : 02 out of 50

Suppose d = {“john”:40, “peter”:45}, what happens when we try to retrieve a value using the expression d[“susan”]?

A. Since “susan” is not a value in the set, Python raises a KeyError exception

B. It is executed fine and no exception is raised, and it returns None

C. Since “susan” is not a key in the set, Python raises a KeyError exception

D. Since “susan” is not a key in the set, Python raises a syntax error

Question No# : 03 out of 50

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

A. 0 1 2

B. a b c

C. 0 a 1 b 2 c

D. none of the mentioned

Question No# : 04 out of 50

What will be the output of the following Python code?<pre>example = "snow world" example[3] = 's' print (example)</pre><div> </div>

A. snow

B. snow world

C. Error

D. snos world

Question No# : 05 out of 50

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

A. Error, invalid syntax

B. A

C. 5

D. C

Question No# : 06 out of 50

What does the function re.match do?

A. matches a pattern at the start of the string.

B. matches a pattern at any position in the string.

C. such a function does not exist

D. none of the mentioned

Question No# : 07 out of 50

Given a string s="Welcome", which of the following code is incorrect ?

A. print s[0]

B. print s.lower()

C. s[1]='r'

D. print s.strip()

Question No# : 08 out of 50

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

A. list1.addEnd (5)

B. list1.addLast (5)

C. list1.append (5)

D. list1.add(5)

Question No# : 09 out of 50

What will be the output of the following Python code? <pre>a={1:5,2:3,3:4} a.pop(3)  print(a)</pre>

A. {1: 5}

B. {1: 5, 2: 3}

C. Error, syntax error for pop() method

D. {1: 5, 3: 4}

Question No# : 10 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# : 11 out of 50

What is the output of the following statement ?<pre>print ((2, 4) + (1, 5))</pre>

A. (2 , 4), (4 , 5)

B. (3 , 9)

C. (2, 4, 1, 5)

D. Invalid Syntax

Question No# : 12 out of 50

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

A. [‘ab’, ‘ef’, ‘gh’]

B. [‘ab’, ‘ef’, ‘gh’, ”]

C. (‘ab’, ‘ef’, ‘gh’)

D. (‘ab’, ‘ef’, ‘gh’, ”)

Question No# : 13 out of 50

Suppose list1 is [1, 3, 2], What is list1 * 2?

A. [2, 6, 4]

B. [1, 3, 2, 1, 3]

C. [1, 3, 2, 1, 3, 2]

D. [1, 3, 2, 3, 2, 1]

Question No# : 14 out of 50

What will be the output of the following Python code?<pre>mylist=list("a#b#c#d".split('#')) print(mylist)</pre><div> </div>

A. [‘a’, ‘b’, ‘c’, ‘d’]

B. [‘a b c d’]

C. [‘a#b#c#d’]

D. [‘abcd’]

Question No# : 15 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={} a[2]=1 a[1]=[2,3,4] print(a[1][1]) </pre>

A. [2,3,4]

B. 3

C. 2

D. An exception is thrown

Question No# : 16 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# : 17 out of 50

What will be the output of the following Python code?<pre>matrix = [[1, 2, 3, 4],          [4, 5, 6, 7],          [8, 9, 10, 11],          [12, 13, 14, 15]]   for i in range(0, 4):       print(matrix[i][1], end = " ")</pre>

A. 1 2 3 4

B. 4 5 6 7

C. 1 3 8 12

D. 2 5 9 13

Question No# : 18 out of 50

Dictionary has:

A. Sequence value pair

B. Key value pair

C. Tuple value pair

D. Record value pair

Question No# : 19 out of 50

Which of the following statements create a dictionary?

A. d = {}

B. d = {“john”:40, “peter”:45}

C. d = {40:”john”, 45:”peter”}

D. All of the mentioned

Question No# : 20 out of 50

In which of the following data type, duplicate items are not allowed ?

A. List

B. Dictionary

C. Set

D. None of the Above

Question No# : 21 out of 50

Suppose d = {“john”:40, “peter”:45}, to delete the entry for “john” what command do we use?

A. d.delete(“john”:40)

B. d.delete(“john”)

C. del d[“john”]

D. del d(“john”:40)

Question No# : 22 out of 50

If b is a dictionary, what does any(b) do?

A. Returns True if any key of the dictionary is true

B. Returns False if dictionary is empty

C. Returns True if all keys of the dictionary are true

D. Method any() doesn’t exist for dictionary

Question No# : 23 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# : 24 out of 50

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

A. (‘cd’)

B. (”)

C. (‘cd’, ”, ”)

D. (”, ‘cd’, ”)

Question No# : 25 out of 50

Which of the following is true about Python strings?

A. Strings can be modified using indexing.

B. Strings are immutable.

C. Strings can only contain alphabetic characters.

D. Strings must end with a newline character.

Question No# : 26 out of 50

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

A. (‘ab’, ‘cd’, ”)

B. (‘ab’, ‘cd’)

C. error

D. none of the mentioned

Question No# : 27 out of 50

What will be the output of the following Python code?<pre>points = [[1, 2], [3, 1.5], [0.5, 0.5]] points.sort() print(points)</pre>

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

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

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

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

Question No# : 28 out of 50

What will be the output of the following Python code?<pre>print('a B'.isalpha())</pre><div> </div>

A. True

B. False

C. None

D. Error

Question No# : 29 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# : 30 out of 50

Which one of the following is immutable data type ?

A. list

B. set

C. tuple

D. dictionary

Question No# : 31 out of 50

Which statement is correct

A. List is mutable & Tuple is immutable

B. List is immutable & Tuple is mutable

C. Both List and Tuple are Mutable

D. Both List and Tuple are Immutable

Question No# : 32 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# : 33 out of 50

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

A. (‘ab’, ‘cd’, ‘ef’, ‘cd’, ‘gh’)

B. (‘ab’, ‘cd’, ‘efcdgh’)

C. (‘abcdef’, ‘cd’, ‘gh’)

D. error

Question No# : 34 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# : 35 out of 50

The ____________ function removes the first element of a set and the last element of a list.

A. remove

B. pop

C. discard

D. dispose

Question No# : 36 out of 50

To remove string “hello” from list1, we use which command?

A. list1.remove(“hello”)

B. list1.remove(hello)

C. list1.removeAll(“hello”)

D. list1.removeOne(“hello”)

Question No# : 37 out of 50

Python allows ____ operations on string data type .

A. Concatenation

B. Membership

C. Slicing

D. All of the above

Question No# : 38 out of 50

What is the correct way to create a tuple with a single element?

A. (1)

B. (1,)

C. [1]

D. {1}

Question No# : 39 out of 50

What is a Python dictionary?

A. A collection of ordered and mutable data

B. A collection of unordered and mutable data with key-value pairs

C. A collection of immutable key-value pairs

D. A collection of values only

Question No# : 40 out of 50

split( ) function returns the _____ of words delimited by the specified substring.

A. List

B. Tuple

C. Dictionary

D. None

Question No# : 41 out of 50

What is the output of the following?<pre style="font-size: 12.6px; letter-spacing: 0.14px;">print(max([1, 2, 3, 4.] [4, 5, 6], [7]))</pre>

A. [4,5, 6

B. [7]

C. [1, 2,3, 4]

D. 7

Question No# : 42 out of 50

what is the output of the following code?<pre>M=['b' *x for x in range(4)] print(M) </pre>

A. ['', 'b', 'bb', 'bbb']

B. ['b,'bb', "bbb', "bbbb']

C. ['b','bb', bbb']

D. none of these

Question No# : 43 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# : 44 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# : 45 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# : 46 out of 50

What will be the output of the following Python code?<pre>list1 = [1, 3] list2 = list1 list1[0] = 4 print(list2)</pre><div> </div>

A. [1, 3]

B. [4, 3]

C. [1, 4]

D. [1, 3, 4]

Question No# : 47 out of 50

Suppose list1 = [0.5 * x for x in range(0, 4)], list1 is:

A. [0, 1, 2, 3]

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

C. [0.0, 0.5, 1.0, 1.5]

D. [0.0, 0.5, 1.0, 1.5, 2.0]

Question No# : 48 out of 50

What will be the output of the following Python code?<pre>example = "helle" print(example.find("e"))</pre>

A. Error

B. -1

C. 1

D. 0

Question No# : 49 out of 50

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

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

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# : 50 out of 50

Suppose d = {"john”:40, “peter":45}. To obtain the number of entries in dictionary which command do we use?

A. d.size()

B. len(d)

C. size(d)

D. d.len ()