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M3 R5: Programming and Problem Solving through Python

Set

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1 What is unpickling?

अनपिकलिंग क्या है

It is used for object serialization

It is used for object de-serialization

change the string value to number

extract the list element in simple variable

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2 What is the output of the following code? a = set('dcma') b = set('mlpc') print(a^b)

निम्नलिखित कोड का परिणाम क्या है? a = set('dcma') b = set('mlpc') print(a^b)

{‘d’, ‘c’, ‘m’, ‘l’, ‘p’, ‘c’}

{‘m’, ‘l’, ‘p’, ‘c’}

{‘d’, ‘c’, ‘m’, ‘a’}

None of These

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3 A program that convert a high-level language program to a set of instructions that can run on a computer is called a

एक प्रोग्राम जो एक उच्च - स्तरीय भाषा प्रोग्राम को निर्देशों के एक सेट में परिवर्तित करता है जो कंप्यूटर पर चल सकता है उसे एक कहा जाता है

Compiler

Debugger

Editor

None of the above

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4 How are keyword arguments specified in the function heading?

फ़ंक्शन शीर्षक में कीवर्ड तर्क कैसे निर्दिष्ट किए जाते हैं?

one-star followed by a valid identifier

one underscore followed by a valid identifier

two stars followed by a valid identifier

two underscores followed by a valid identifier

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5 What is the output of the following code ? ms = ('A','D', 'H','U','N','I','C') print(ms[1:4])

निम्नलिखित कोड का परिणाम क्या है ? ms = ('A','D', 'H','U','N','I','C') print(ms[1:4])

(‘D’, ‘H’, ‘U’)

(‘A’, ‘D’, ‘H’,’U’,’N’,’I’,’C’)

(‘D’,’H’,’U’,’N’,’I’,’C’)

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6 What is the output of the following code? a = {1:"A", 2: "B", 3: "C"} b = {4: "D", 5: "E"} a.update(b) print(a)

निम्नलिखित कोड का परिणाम क्या है ? a = {1:"A", 2: "B", 3: "C"} b = {4: "D", 5: "E"} a.update(b) print(a)

{1:’A’, 2: ‘B’,3: ‘C’}

{1: ‘A’, 2: ‘b’, 3: ‘c’, 4: ‘D’, 5: ‘E’}

Error

{4: ‘D’, 5: ‘E’}

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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 It is a combination of Operators, Operands and Constants

यह ऑपरेटर्स, ऑपरेंड्स और कांस्टेंट्स का संयोजन है

Identifier

Expression

Syntax

Task

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9 Which module in Python provides functions for file and directory manipulation?

पायथन में कौन सा मॉड्यूल फ़ाइल और फोल्डर में प्रोसेस के लिए फ़ंक्शन प्रदान करता है?

fileutils

filesystem

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10 What is the output of following code ? a = np.array([[1,2,3],[4,5,6]]) print(a.shape)

निम्नलिखित कोड का परिणाम क्या है? a = np.array([[1,2,3],[4,5,6]]) print(a.shape)

(2,3)

(3,2)

(1,1)

none of these

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11 How can you close a file in Python after processing?

प्रसंस्करण के बाद आप पायथन में किसी फ़ाइल को कैसे बंद कर सकते हैं?

close_file()

file_close()

close()

end_file()

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

निम्नलिखित कोड का परिणाम क्या है ? M=['b' *x for x in range(4)] print(M)

['', 'b', 'bb', 'bbb']

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

['b','bb', bbb']

none of these

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13 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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14 The .......... construct allows to choose statements to be executed, depending upon the result of a condition.

.......... निर्माण किसी स्थिति के परिणाम के आधार पर निष्पादित किए जाने वाले कथनों को चुनने की अनुमति देता है।

selection

repetition

sequence

flow

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15 What will be the output of the following Python statement? print(chr(ord('b')+1))

निम्नलिखित पायथन कथन का आउटपुट क्या होगा? print(chr(ord('b')+1))

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16 Which expression is equivalent to A=A*8

कौन सा व्यंजक A=A*8 के समतुल्य है

A*A=8

A*=8

A*8=A

A=*8

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17 ___ in Python is a counter-controlled loop.

पायथन में काउन्टर कन्ट्रोल्ड लूप है ।

for

while

Both A and B

None of the above

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18 What is an algorithm

एल्गोरिथ्म क्या है

A flowchart

Step by step instructions used to solve a problem

A flowchart or pseudo code

A decision

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19 How can we store 2 in a, 3 in b and 4 in c in one line statement.

हम एक लाइन स्टेटमेंट में 2 को a में, 3 को b में और 4 को c में कैसे स्टोर कर सकते हैं।

a=2,b=3,c=4

a,b,c=2,3,4

a=2;b=3;c=4

Both b and c

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20 What will be the output of the following Python code snippet? print('abc'.islower())

निम्नलिखित पायथन कोड स्निपेट का आउटपुट क्या होगा? print('abc'.islower ())

True

False

None

Error

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21 immutable means.

अपरिवर्तनीय साधन हैं।

They cannot be edited

They can be edited

Both of the above

None of the above

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22 _____is a Pandas function for loading CSV files into Dataframe.

_____ CSV फ़ाइलों को डेटाफ़्रेम में लोड करने के लिए एक पांडा फ़ंक्शन है।

read_csv()

csv_read()

csv.write()

None of these

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

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? example = "helle" print(example.find("e"))

Error

-1

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24 What will the following code output? print(4 & 5)

निम्नलिखित कोड आउटपुट क्या होगा? print(4 & 5)

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25 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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