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M3 R5: Programming and Problem Solving through Python

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1 What will be the output of the following Python code? example = "snow world" example[3] = 's' print (example)

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? example = "snow world" example[3] = 's' print (example)

snow

snow world

Error

snos world

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

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a = {} a[1] = 1 a['1'] = 2 a[1]=a[1]+1 count = 0 for i in a: count += a[i] print(count)

1

2

4

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

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3 Which of these in not a core data type in python?

इनमें से कौन सा पायथन में कोर डेटा प्रकार नहीं है?

Lists

Dictionary

Tuples

Class

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4 Which of the following is not a keyword in python?

पाइथन में इनमें से कौन सा कीवर्ड कीवर्ड नहीं है?

raise

try

val

with

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5 In flowchart, parallelogram is used to show

फ्लोचार्ट में, समानांतर चतुर्भुज का उपयोग दिखाने के लिए किया जाता है

General input symbol

Operation on data

Online use of keyboard

Output data screen

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6 What will be the output of the following Python code? print('ab,12'.isalnum())

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? print(' ab,12'.isalnum ())

True

False

None

Error

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7 What will be the output of following expression : print(10/2+3*5)

निम्नलिखित कोड का आउटपुट क्या होगा? print(10/2+3*5)

20.0

20

40.0

40

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8 What will be the output of the following Python code if the system date is 18th August, 2016? import datetime d=datetime.date.today() print(d.month)

यदि सिस्टम की तारीख 18 अगस्त, 2016 है, तो निम्नलिखित पायथन कोड का आउटपुट क्या होगा? import datetime d= datetime.date.today () print(d.month)

August

Aug

08

8

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9 What is the default mode for files in Python?

पायथन में फ़ाइलों के लिए डिफ़ॉल्ट मोड क्या है?

Write

Read

Append

Read and Write Both

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10 Which of the following is correct about Python

पाइथन के बारे में निम्नलिखित में से कौन सा सही है

It supports automatic garbage collection

It can be easily integrated with C,C++,COM, ActiveX, CORBA, and java

Both of the above

None of the above

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11 Which of the following is a floor division operator?

निम्नलिखित में से कौन एक फ्लोर डिवीजन ऑपरेटर है?

%

/

//

||

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12 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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13 Which one of these is NOT true about recursion?

इनमें से कौन सा पुनरावृत्ति के बारे में सही नहीं है?

We can replace a recursive function by a non-recursive function.

The memory space taken by the recursive functions is more than that of non-recursive function,

Running a recursive function is faster as compared to a non-recursive function.

The process of recursion makes it easier for users to understand a program.

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14 What will be the output of the following Python code? a=dict() print(a[1])

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? a=dict() print(a[1])

An exception is thrown since the dictionary is empty

‘ ‘

1

0

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15 Which of these about a dictionary is false?

एक ड़िक्शनरी के बारे में इनमें से कौन गलत है?

The values of a dictionary can be accessed using keys

The keys of a dictionary can be accessed using values

Dictionaries aren’t ordered

Dictionaries are mutable

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16 Assume q= [3, 4, 5, 20, 5, 25, 1, 3], then what will be the items of q list after q.pop(1) ?

मान लीजिए q= [3, 4, 5, 20, 5, 25, 1, 3], तो q.pop(1) के बाद q सूची में क्या आइटम होंगे?

[3, 4, 5, 20, 5, 25, 1, 3]

[1, 3, 3, 4, 5, 5, 20, 25]

[3, 5, 20, 5, 25, 1, 3]

[1, 3, 4, 5, 20, 5, 25]

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17 What is true about a break statement?

ब्रेक स्टेटमेंट के बारे में क्या सच है?

Break stops the execution of entire program

Break halts the execution and forces the control out of the loop

Break forces the control out of the loop and starts the execution of next iteration

Break halts the execution of the loop for certain time frame

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18 Which of the following is not a valid identifier?

निम्नलिखित में से कौन एक मान्य पहचानकर्ता नहीं है?

student

s12

123

_123

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19 What is the output of the following code? print(not False)

निम्नलिखित कोड का आउटपुट क्या है? प्रिंट(गलत नहीं)

True

False

None

Error

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20 What does the following code will print ? x=5 if x>3: print("Hello")

निम्नलिखित कोड क्या प्रिंट करेगा? x=5 if x>3: print("Hello")

Hello

Hello Hello

nothing

Hello Hello Hello Hello Hello

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21 What is the output of the following program: i = 0 while i < 3: print (i) i=i+1 print (i+1)

निम्नलिखित प्रोग्राम का आउटपुट क्या है: i = 0 while i < 3: print (i) i=i+1 print (i+1)

0 2 1 3 2 4

0 1 2 3 4 5

Infinite loop

0 1 2 3

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22 Which of the statements about dictionary values if false?

ड़िक्शनरी वैल्यूज में से कौन सा स्टेट्मेंट यदि गलत है?

More than one key can have the same value

The values of the dictionary can be accessed as dict[key]

Values of a dictionary must be unique

Values of a dictionary can be a mixture of letters and numbers

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23 Which of the following methods is not a string method in Python?

पायथन में निम्नलिखित में से कौन सी विधि स्ट्रिंग विधि नहीं है?

capitalize()

startswith()

pop()

find()

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24 This imports * statement import all in the modules except those beginning with ____ .

यह imports * स्टेटमेन्ट मॉड्यूल में सभी नामों को इंपोर्ट करता है जो .......से शुरुआत करते हैं।

-

&

%

None of the above

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25 How do you import NumPy in Python?

आप Python में NumPy कैसे इम्पोर्ट करते हैं?

import numpy as np

import numPy

from python import numpy

using numpy

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