QUIZ ON : python - SEQUENCE DATA TYPES IN PYTHON

SEQUENCE DATA TYPES IN PYTHON

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Question No# : 01 out of 50

Which of the following commands will create a list?

A. list1 = list()

B. list1 = []

C. list1 = list([1, 2, 3])

D. all of the mentioned

Question No# : 02 out of 50

Write the list comprehension to pick out only negative integers from a given list ‘l’.

A. [x<0 in l]

B. [x for x<0 in l]

C. [x in l for x<0]

D. [x for x in l if x<0]

Question No# : 03 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# : 04 out of 50

What will be the output of the following Python code snippet? <pre>a = {} a[1] = 1 a['1'] = 2 a[1]=a[1]+1 count = 0 for i in a:      count += a[i] print(count)</pre>

A. 1

B. 2

C. 4

D. Error, the keys can’t be a mixture of letters and numbers

Question No# : 05 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# : 06 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# : 07 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# : 08 out of 50

Which of the following function of dictionary gets all the keys from the dictionary

A. getkeys()

B. key()

C. keys()

D. none of the mentioned

Question No# : 09 out of 50

Dictionary has:

A. Sequence value pair

B. Key value pair

C. Tuple value pair

D. Record value pair

Question No# : 10 out of 50

What will be the output of the following Python code? <pre>a={'B':5,'A':9,'C':7} print(sorted(a))</pre>

A. [‘A’,’B’,’C’]

B. [‘B’,’C’,’A’]

C. [5,7,9]

D. [9,5,7]

Question No# : 11 out of 50

Which predefined Python function is used to find length of String()

A. length

B. length()

C. len()

D. None

Question No# : 12 out of 50

If we have two sets, s1 and s2, and we want to check if all the elements of s1 are present in s2 or not, we can use the function:

A. s2.issubset(s1)

B. s2.issuperset(s1)

C. s1.issuperset(s2)

D. s1.isset(s2)

Question No# : 13 out of 50

What will be the output of the following Python code snippet?<pre>print('xyyxyyxyxyxxy'.replace('xy', '12', 100))</pre>

A. xyyxyyxyxyxxy

B. 12y12y1212x12

C. none of the mentioned

D. error

Question No# : 14 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# : 15 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# : 16 out of 50

What will be the output of the following Python code snippet?<pre>d1 = {"john":40, "peter":45} d2 = {"john":466, "peter":45} print(d1 == d2)</pre>

A. True

B. False

C. None

D. Error

Question No# : 17 out of 50

What type of data is: a=[(1,1),(2,4),(3,9)]?

A. Array of tuples

B. List of tuples

C. Tuples of lists

D. Invalid type

Question No# : 18 out of 50

Assume q= [3, 4, 5, 20, 5, 25, 1, 3], then what will be the items of q list after q.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# : 19 out of 50

What will be the output of the following Python code?<pre>print('Hello!2@#World'.istitle())</pre>

A. True

B. False

C. None

D. error

Question No# : 20 out of 50

What will be the output of the following Python code snippet? <pre>a={} a['a']=1 a['b']=[2,3,4]  print(a)</pre><div> </div>

A. Exception is thrown

B. {‘b’: [2], ‘a’: 1}

C. {‘b’: [2], ‘a’: [3]}

D. {'a': 1, 'b': [2, 3, 4]}

Question No# : 21 out of 50

What is the output of the following program ? print "Hello World".[::-1]

A. dlroWolleH

B. Hello Worl

C. d

D. Error

Question No# : 22 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# : 23 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# : 24 out of 50

What will be the output of the following?<pre>print(sum(1,2,3))</pre>

A. error

B. 6

C. 1

D. 3

Question No# : 25 out of 50

What will be the output of the following Python code?<pre>print("xyyzxyzxzxyy".count('yy', 1))</pre>

A. 2

B. 0

C. 1

D. none of the mentioned

Question No# : 26 out of 50

Which one the following is a mutable data type ?

A. set

B. tuple

C. string

D. None of These

Question No# : 27 out of 50

What will be the output of the following code snippet?<pre>d={3,4,5} for k in d: print(k)</pre>

A. {3, 4, 5},{3, 4, 5}, {3, 4, 5}

B. 3 4 5

C. syntax error

D. None of the above

Question No# : 28 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# : 29 out of 50

What will be the output of the following Python code snippet?<pre>d = {"john":40, "peter":45} print(d["john"])</pre><div> </div>

A. 40

B. 45

C. “john”

D. “peter”

Question No# : 30 out of 50

What will be the output of the following Python code snippet?<pre>print('abcdefcdghcd'.split('cd', -1))</pre>

A. [‘ab’, ‘ef’, ‘gh’]

B. [‘ab’, ‘ef’, ‘gh’, ”]

C. (‘ab’, ‘ef’, ‘gh’)

D. (‘ab’, ‘ef’, ‘gh’, ”)

Question No# : 31 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;"="">count={} count[(1,2,4)] = 5 count[(4,2,1)] = 7 count[(1,2)] = 6 count[(4,2,1)] = 2 tot = 0 for i in count: tot=tot+count[i] print(len(count)+tot) </pre><div> </div>

A. 25

B. 17

C. 16

D. Tuples can’t be made keys of a dictionary

Question No# : 32 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, 4]

B. [1,3, 4]

C. [4,3]

D. [1,3]

Question No# : 33 out of 50

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

A. 0 1 2

B. a b c

C. 0 a 1 b 2 c

D. none of the mentioned

Question No# : 34 out of 50

What will be the output of the following expression?<pre>a = 2 b = 8 print(a|b ) print(a >> 1)</pre>

A. 10 0

B. 10 2

C. 2 2

D. 10 1

Question No# : 35 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# : 36 out of 50

To return the length of string s what command do we execute?

A. s.__len__()

B. len(s)

C. size(s)

D. s.size()

Question No# : 37 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# : 38 out of 50

What will be the output of the following code?<pre>list1=[2,33,222,14,25] print(list1[-1])</pre>

A. 2

B. 33

C. 14

D. 25

Question No# : 39 out of 50

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

A. 1 A 2 B 3 C

B. 1 2 3

C. A B C

D. 1:”A” 2:”B” 3:”C”

Question No# : 40 out of 50

What will be the output of the following Python code?<pre>print('1Rn@'.lower())</pre>

A. n

B. 1rn@

C. rn

D. r

Question No# : 41 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# : 42 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# : 43 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.keys():     print(d[x])</pre>

A. 0 1 2

B. a b c

C. 0 a 1 b 2 c

D. none of the mentioned

Question No# : 44 out of 50

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

A. [‘ab’, ‘cd’]

B. [‘AB’, ‘CD’]

C. [None, None]

D. none of the mentioned

Question No# : 45 out of 50

Which of the following is a mapping datatype?

A. String

B. List

C. Tuple

D. Dictionary

Question No# : 46 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# : 47 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# : 48 out of 50

Suppose i is 5 and j is 4, i + j is same as ________

A. i.__add(j)

B. i.__add__(j)

C. i.__Add(j)

D. i.__ADD(j)

Question No# : 49 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()

Question No# : 50 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