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M3 R5: Programming and Problem Solving through Python

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1 The symbol used for both input and output is a _____ .

इनपुट और आउटपुट दोनों के लिए उपयोग किया जाने वाला प्रतीक _____ है।

parallelogram

Diamond shape

Circle shape

None of the above

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2 Which of the following statements create a dictionary?

निम्नलिखित में से कौन सा स्टेट्मेंट एक ड़िक्शनरी बनाता है?

d = {}

d = {“john”:40, “peter”:45}

d = {40:”john”, 45:”peter”}

All of the mentioned

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3 What will be the output of the following code snippet? a=[1,2,3,4,5,6,7,8,9] a[::2]=10,20,30,40,50,60 print(a)

निम्नलिखित कोड स्निपेट का आउटपुट क्या होगा? a=[1,2,3,4,5,6,7,8,9] a[:2]= 10,20,30,40,50,60 print(a)

ValueError: attempt to assign sequence of size 6 to extended slice of size 5

[10, 2, 20, 4, 30, 6, 40, 8, 50, 60]

[1, 2, 10, 20, 30, 40, 50, 60]

[1, 10, 3, 20, 5, 30, 7, 40, 9, 50, 60]

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4 What will be the output of the following Python code? a={1:"A",2:"B",3:"C"} a.clear() print(a)

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

None

{ None:None, None:None, None:None}

{1:None, 2:None, 3:None}

{ }

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5 What will be the output of the following code? print(10 // 3)

निम्नलिखित कोड का आउटपुट क्या होगा? print(10 // 3)

3.33

3

4

Error

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6 Which of the following is false about “from ….. import …… " form of import?

निम्नलिखित में से कौन सा आयात के "from ….. import …… " रूप के बारे में गलत है?

The syntax is: from module name import identifier

This form of import does not import anything

The namespace of imported module becomes part of importing module

The identifiers in module are accessed directly as: identifier

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7 What will be the output of the following ? import numpy as np arr=np.array([1,2,3]) print(arr.shape)

निम्नलिखित कोड का परिणाम क्या है? import numpy as np arr=np.array([1,2,3]) print(arr.shape)

(3,)

(4,)

1

3

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8 Which statement is correct

कौन सा कथन सही है

List is mutable & Tuple is immutable

List is immutable & Tuple is mutable

Both List and Tuple are Mutable

Both List and Tuple are Immutable

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9 The Pandas ______ method returns a new Data Prame.

पांडा की ______ विधि एक नया डेटा प्रैम बताती है।

dropna()

Pandas

read_csv()

None of these

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10 What is the order of namespaces in which Python looks for an identifier?

नामस्थानों का क्रम क्या है जिसमें पायथन एक पहचानकर्ता की तलाश करता है?

Python first searches the built-in namespace, then the global namespace and finally the local namespace.

Python first searches the built-in namespace, then the local namespace and finally the global namespace

Python first searches the local namespace, then the global namespace and finally the built-in namespace

Python first searches the global namespace, then the local namespace and finally the built-in namespace

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

एक लिस्ट में एक न्यू एलिमेंट ऐड करने के लिए हम किस कमांड का यूज़ करते हैं?

list1.add(5)

list1.append(5)

list1.addLast(5)

list1.addEnd(5)

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12 Which type of errors flagged by compilers

किस प्रकार की त्रुटि को compilers द्वारा चिह्नित किया जाता है

Logical errors

Syntax errors

Both Logical and Syntax errors

None of these

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13 What is the value of the expression 100 // 25 ?

व्यंजक 100//25 का मान क्या है?

4

4.0

2.5

None of These

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14 What is called when a function is defined inside a class?

जब किसी फ़ंक्शन को क्लास के अंदर परिभाषित किया जाता है तो उसे क्या कहा जाता है?

Module

Class

Another function

Method

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15 What will be the output of the following Python code? a={1:"A",2:"B",3:"C"} b=a.copy() b[2]="D" print(a)

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a={1:"A",2:"B",3:"C"} b=a.copy() b[2]="D" print(a)

Error, copy() method doesn’t exist for dictionaries

{1: ‘A’, 2: ‘B’, 3: ‘C’}

{1: ‘A’, 2: ‘D’, 3: ‘C’}

“None” is printed

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16 Which method is used to access some part of a string or substring.

स्ट्रिंग या सबस्ट्रिंग के कुछ हिस्से तक पहुंचने के लिए किस विधि का उपयोग किया जाता है।

slicer

Slicing

Membership

None of these-

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

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? print('Hello!2@#World'.istitle())

True

False

None

error

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18 Which is the function to read the remaining lines of the file from a file object infile?

फ़ाइल ऑब्जेक्ट infile से फ़ाइल की शेष पंक्तियों को पढ़ने के लिए कौन सा फंक्शन है?

infile.read(2)

infile.read()

infile.readlines()

infile.readline()

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19 _________immediately terminates the current loop iteration.

_________ वर्तमान लूप पुनरावृत्ति को तुरंत समाप्त कर देता है।

break

pass

continue

None of These

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20 A sentinel-controlled loop can be implemented using _____

_____ का उपयोग करके एक प्रहरी - नियंत्रित लूप को लागू किया जा सकता है।

if

for

Both of the above

None

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21 Which mode creates a new file if the file does not exist?

यदि फ़ाइल मौजूद नहीं है तो कौन सा मोड एक नई फाइल बनाता है?

write mode

read mode

append mode

Both (A) And (B)

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22 What will be the output of the following Python code snippet? print('11'.isnumeric())

निम्नलिखित पायथन कोड स्निपेट का आउटपुट क्या होगा? print('11'.isnumeric ())

True

False

None

Error

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23 What is use of seek() method in files?

फ़ाइलों में सीक() विधि का उपयोग क्या है?

sets the file's current position at the offset.

sets the file's previous position at the offset.

sets the file's current position within the file.

None of the above

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24 In which year was the Python language developed?

पायथन भाषा का विकास किस वर्ष में हुआ था?

1995

1972

1981

1991

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25 Which of the following functions is used to open a file in Python?

पायथन में फ़ाइल खोलने के लिए निम्नलिखित में से किस फ़ंक्शन का उपयोग किया जाता है?

open_file()

file_open()

open()

read_file()

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