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M3 R5: Programming and Problem Solving through Python

Data Structures in Python

Set 5

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

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? points = [[1, 2], [3, 1.5], [0.5, 0.5]] points.sort() print(points)

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

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

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

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

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2 What will be the output of the following Python code? a=[10,23,56,[78]] b=list(a) a[3][0]=95 a[1]=34 print(b)

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a=[10,23,56,[78]] b=list(a) a[3][0]=95 a[1]=34 print(b)

[10,34,56,[95]]

[10,23,56,[78]]

[10,23,56,[95]]

[10,34,56,[78]]

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3 What will be the output of the following Python code? a=[1,2,3] b=a.append(4) print(a) print(b)

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a=[1,2,3] b= a.append (4) print(a) print(b)

[1,2,3,4] [1,2,3,4]

[1, 2, 3, 4] None

Syntax error

[1,2,3] [1,2,3,4]

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4 What will be the output of the following Python code? a=[13,56,17] a.append([87]) a.extend([45,67]) print(a)

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a=[13,56,17] a.append ([87]) a.extend([45,67]) print(a)

[13, 56, 17, [87], 45, 67]

[13, 56, 17, 87, 45, 67]

[13, 56, 17, 87,[ 45, 67]]

[13, 56, 17, [87], [45, 67]]

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5 What will be the output of the following Python code? word1="Apple" word2="Apple" list1=[1,2,3] list2=[1,2,3] print(word1 is word2) print(list1 is list2)

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? word1 ="Apple" word2 = "Apple" list1=[1,2,3] list2 =[1,2,3] print(word1 is word2) print(list1 is list2)

True True

False True

False False

True False

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6 What will be the output of the following Python code? places = ['Bangalore', 'Mumbai', 'Delhi'] places1 = places places2 = places[:] places1[1]="Pune" places2[2]="Hyderabad" print(places)

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? places = ['Bangalore', 'Mumbai', 'Delhi'] places1 = places places2 = places[:] places1[1]="Pune" places2[2]="Hyderabad" print(places)

[‘Bangalore’, ‘Pune’, ‘Hyderabad’]

[‘Bangalore’, ‘Pune’, ‘Delhi’]

[‘Bangalore’, ‘Mumbai’, ‘Delhi’]

[‘Bangalore’, ‘Mumbai’, ‘Hyderabad’]

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7 What will be the output of the following Python code? a= [1, 2, 3, 4, 5] for i in range(1, 5): a[i-1] = a[i] for i in range(0, 5): print(a[i],end = " ")

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a= [1, 2, 3, 4, 5] for i in range(1, 5): a[i-1] = a[i] for i in range(0, 5): print(a[i],end = " ")

5 5 1 2 3

5 1 2 3 4

2 3 4 5 1

2 3 4 5 5

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8 What will be the output of the following Python code? a=["Apple","Ball","Cobra"] a.sort(key=len) print(a)

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a=["Apple","Ball","Cobra"] a.sort(key=len) print(a)

[‘Apple’, ‘Ball’, ‘Cobra’]

[‘Ball’, ‘Apple’, ‘Cobra’]

[‘Cobra’, ‘Apple’, ‘Ball’]

Invalid syntax for sort()

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

निम्नलिखित पायथन कोड स्निपेट का आउटपुट क्या होगा? print([i.lower() for i in "HELLO"])

[‘h’, ‘e’, ‘l’, ‘l’, ‘o’]

‘hello’

[‘hello’]

hello

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

दी गई लिस्ट। L ’से केवल नेगटिव इन्टिजर निकालने के लिए लिस्ट की समझ लिखें।

[x<0 in l]

[x for x<0 in l]

[x in l for x<0]

[x for x in l if x<0]

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

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? t=32.00 for x in t: print(x)

[0]

[0.00]

Error

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12 Which of the following is a Python tuple?

निम्नलिखित में से कौन एक Python tuple है?

[1, 2, 3]

(1, 2, 3)

{1, 2, 3}

{}

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13 Suppose t = (1, 2, 4, 3), which of the following is incorrect?

मान लीजिए t = (1, 2, 4, 3), निम्न में से कौन गलत है?

print(t[3])

t[3] = 45

print(max(t))

print(len(t))

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14 What is the data type of (1)?

(1) का डेटा प्रकार क्या है?

Tuple

Integer

List

Both tuple and integer

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

यदि a = (1,2,3,4), एक [1: -1] _________ है

Error, tuple slicing doesn’t exist

[2,3]

(2,3,4)

(2,3)

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

किस प्रकार का डेटा है: a = [(1,1), (2,4), (3,9)]?

Array of tuples

List of tuples

Tuples of lists

Invalid type

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

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a =[(2,4),(1,2),(3,9)] a.sort() print(a)

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

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

Error because tuples are immutable

Error, tuple has no sort attribute

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18 Which of these about a set is not true?

इनमें से कौन सा एक सेट के बारे में सही नहीं है?

Mutable data type

Allows duplicate values

Data type with unordered values

Immutable data type

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

एम्प्टी सेट क्रिएट करने के लिए निम्नलिखित में से किस स्टेट्मेंट का यूज़ किया जाता है?

{ }

set()

[ ]

( )

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20 If a={5,6,7,8}, which of the following statements is false?

यदि a = {5,6,7,8}, निम्नलिखित में से कौन सा स्टेट्मेंट गलत है?

print(len(a))

print(min(a))

a.remove(5)

a[2]=45

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21 If a={5,6,7}, what happens when a.add(5) is executed?

यदि a = {5,6,7}, तो क्या होता है जब a.add (5) निष्पादित होता है?

a={5,5,6,7}

a={5,6,7}

Error as there is no add function for set data type

Error as 5 already exists in the set

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22 Which of these about a frozenset is not true?

फ्रोजेनसेट के बारे में इनमें से कौन सा सच नहीं है?

Mutable data type

Allows duplicate values

Data type with unordered values

Immutable data type

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23 What will be the output of the following Python code? >>> a={5,6,7} >>> sum(a,5)

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? >>> a={5,6,7} >>> sum(a,5)

Invalid syntax for sum method, too many arguments

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24 What will be the output of the following Python code? a={5,6,7,8} b={7,8,9,10} print(len(a+b))

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a={5,6,7,8} b={7,8,9,10} print(len(a+b))

Error, unsupported operand ‘+’ for sets

Nothing is displayed

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25 What will the output of following code? a={1,2,3} b={1,2,3,4} c=a.issuperset(b) print(c)

निम्नलिखित कोड का आउटपुट क्या होगा? a={1,2,3} b={1,2,3,4} c=a.issuperset(b) print(c)

False

True

Syntax error for issuperset() method

Error, no method called issuperset() exists

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