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M3 R5: Programming and Problem Solving through Python

Set

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

एक स्ट्रिंग s="Welcome" दी गई है, निम्नलिखित में से कौन सा कोड गलत है?

print s[0]

print s.lower()

s[1]='r'

print s.strip()

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2 Which function is used to get the number of elements in a NumPy array?

NumPy सरणी में तत्वों की संख्या प्राप्त करने के लिए किस फ़ंक्शन का उपयोग किया जाता है?

len(array)

array.length()

array.size

count(array)

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3 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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4 What will be the output of the following ? import numpy as np a = np.arange(5,1) print(a)

निम्नलिखित कोड का आउटपुट क्या होगा? import numpy as np a = np.arange(5,1) print(a)

[ ]

[1 2 3 4 5]

[5 4 3 2 1]

[1 2 3 4]

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5 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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6 NumPy arrays used over lists because

NumPy ऐरे का उपयोग लिस्ट पर किया जाता है क्योंकि

NumPy arrays have contiguous memory location

They are more speedy to work with

They are more convenient to deal with

All of the above

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7 What will the following code output? print(‘55’+’5’)

निम्नलिखित कोड आउटपुट क्या होगा? print(‘55’+’5’)

555

Error

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8 What will be the output of the following Python statement? print(ord('b') - ord('a'))

निम्नलिखित पायथन कथन का आउटपुट क्या होगा? print(ord (' b ') - ord(' a '))

-1

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9 What will the following code output? a=55 | b=55 | print( a is not b)

निम्नलिखित कोड आउटपुट क्या होगा? a=55 | b=55 | print( a b नहीं है)

True

False

TypeError

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10 Which of the following operators has the lowest precedence ?

निम्नलिखित में से किस ऑपरेटर की प्राथमिकता सबसे कम है?

not

and

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11 What is the output of the following y='klmn' for i in range(len(y)): print(y)

निम्नलिखित कोड का परिणाम क्या है ? y='klmn' for i in range(len(y)): print(y)

klmn klmn klmn klmn

kkk

None of the these

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12 Which of the following is incorrect regarding variables in Python?

पायथन में चर के संबंध में निम्नलिखित में से कौन सा गलत है?

Variable names in Python cannot start with number. However, it can contain number in any other position of variable name.

Variable names can start with an underscore.

Data type of variable names should not be declared.

None of the above.

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13 n the Python statement x =a + 5 - b : a + 5 - b is

n पायथन कथन x =a 5 - b : a 5 - b है

Operands

Expression

operators

Equation

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14 A sequence of instruction, in a computer language, to get the desired result is known as _____ .

वांछित परिणाम प्राप्त करने के लिए कंप्यूटर भाषा में निर्देश का एक अनुक्रम _____ के रूप में जाना जाता है।

An Algorithm

A decision table

A program

None of the above

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15 What is the datatype of x ? import numpy as np a=np.array([1,2,3,4]) x=a.tolist()

X का डेटाटाइप क्या है? import numpy as np a=np.array([1,2,3,4]) x=a.tolist()

int

array

tuple

list

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16 Diagram that represents steps or operations involved in any kind of process is called

आरेख जो किसी भी प्रकार की प्रक्रिया में शामिल चरणों या संचालन का प्रतिनिधित्व करता है, को कहा जाता है

System diagram

Management hierarchy

Flowcharts

Convenience diagrams

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17 What is the purpose of the in operator in Python?

पायथन में इन ऑपरेटर का उद्देश्य क्या है?

Checks if an element exists within a sequence.

Checks for inequality between two variables.

Checks if two variables refer to the same object.

Checks the length of a sequence.

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18 The Compexity of linear search algorithm is

रैखिक खोज एल्गोरिथ्म की संयोजकता है

O(n)

O (log n)

O(n2)

O (n log n)

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19 Which of the following functions is not defined under the sys module?

निम्नलिखित फंक्शंस में से कौन सी sys मॉड्यूल के अंडर डिफाइन नहीं है?

sys.platform

sys.path

sys.readline

sys.argv

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20 what will the output of x=5+8((35)-9)/10

x=5+8((35)-9)/10 का आउटपुट क्या होगा

12.5

9.8

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

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a={1:"A",2:"B",3:"C"} for i in a: print(i,end=" ")

1 2 3

‘A’ ‘B’ ‘C’

1 ‘A’ 2 ‘B’ 3 ‘C’

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

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22 What is standard module in Python?

पायथन में मानक मॉड्यूल क्या है?

It can not be imported the same way as we import our user-defined modules.

It can be imported the same way as we import our user-defined modules,

Both

None of the above

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23 What will be the output of the following Python code? len(["hello",2, 4, 6])

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? len(["hello",2, 4, 6])

Error

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24 The offset of the local DST time zone.

स्थानीय डीएसटी समय क्षेत्र का ऑफसेट।

Time.altzone

alt.Timezone

zone.altTime

None

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25 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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