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M3 R5: Programming and Problem Solving through Python

Set

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1 np.eye() is used for creating:

np.eye() का उपयोग बनाने के लिए किया जाता है:

Identity Matrix

Upper triangle Matrix

Lower Triangle Matrix

None of the above

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2 In Python, a variable may be assigned a value of one type, and then later assigned a value of a different type. This concept is known as

पायथन में, एक चर को एक प्रकार का मान असाइन किया जा सकता है, और फिर बाद में एक अलग प्रकार का मान असाइन किया जा सकता है। इस अवधारणा को........... के रूप में जाना जाता है

mutability

static typing

dynamic typing

immutability

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3 If we try to access the item outside the list index, then what type of error it may give ?

यदि हम सूची सूचकांक के बाहर आइटम तक पहुंचने का प्रयास करते हैं, तो यह किस प्रकार की त्रुटि दे सकता है?

List is not defined

List index out of range

List index out of bound

None of the above

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4 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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5 What will be the output of the following Python code snippet? x = 'abcd' for i in range(len(x)): i.upper() print (x)

निम्नलिखित पायथन कोड स्निपेट का आउटपुट क्या होगा? x = 'abcd' for i in range(len(x)): i.upper() print (x)

a b c d

0 1 2 3

error

none of the mentioned

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6 What is list data type in python?

अजगर में सूची डेटा प्रकार क्या है?

collection of integer number

collection of string

collection of same data type

collection of different data type

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7 Which of the following is true about Python strings?

पायथन स्ट्रिंग्स के बारे में निम्नलिखित में से कौन सा सच है?

Strings can be modified using indexing.

Strings are immutable.

Strings can only contain alphabetic characters.

Strings must end with a newline character.

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8 Which of the following is not a valid namespace?

इनमें से कौन - सा एक मान्य नेमस्पेस नहीं है?

Global namespace

Public namespace

Built-in namespace

Local namespace

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9 What is 'pass' in python?

पायथन में 'pass' क्या है?

No Operation

No Action

Null Statement

Placeholder

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10 Which of the following expressions results in an error?

निम्नलिखित में से किस अभिव्यक्ति के परिणामस्वरूप एक त्रुटि होती है?

float('10')

int('10')

float('10.8')

int('10.8')

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11 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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12 Which of the following is not valid Python identifiers?

निम्नलिखित में से कौन पायथन पहचानकर्ता मान्य नहीं है?

email

ca$h

marks10

Python2Shar

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13 Set of statements is executed again and again based upon conditional test.

सशर्त परीक्षण के आधार पर कथनों का सेट बार - बार निष्पादित किया जाता है।

Looping

Selective

Sequence

None

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14 What is the output of the following program: print ("Hello World"[::-1])

निम्नलिखित प्रोग्राम का आउटपुट क्या है: PRINT (" Hello World "[::-1])

dlroW olleH

Hello Worl

D

error

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15 Given a string x="hello" What is the output of x.count('l')?

एक स्ट्रिंग x = "hello " को देखते हुए x.count ('1') का आउटपुट क्या है?

2

1

0

none

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16 What is the output of >>>’2’ +’3’

>>>'2' +'3' का आउटपुट क्या है

23

'2+3'

'23'

None of These

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17 What is the output of the following program ? print 0.1+0.2==0.3

निम्नलिखित प्रोग्राम का आउटपुट क्या है? प्रिंट 0.1 0.2==0.3

True

False

Machine dependent

Error

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18 Which of the following environment variable for Python tells the Python interpreter where to locate the module files imported into a program ?

पायथन के लिए निम्नलिखित में से कौन सा पर्यावरण चर पायथन दुभाषिया को बताता है कि किसी प्रोग्राम में आयात की गई मॉड्यूल फ़ाइलों का पता कहां लगाया जाए?

PYTHONPATH

PYTHONSTARTUP

PYTHONCASEOK

PYTHONHOME

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19 The syntax of seek() is: file_object.seek(offset [, reference_point]) What does the reference_point indicate?

seek () का सिंटैक्स है: file_object.seek(offset [, Reference_point]) रेफरेंस_पॉइंट क्या दर्शाता है?

reference_point indicates the current position of the file object

reference_point indicates the starting position of the file object

reference_point indicates the ending position of the file object

None of the above

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20 which function is used to remove last item from a list?

किसी सूची से अंतिम आइटम को हटाने के लिए किस फ़ंक्शन का उपयोग किया जाता है?

pop()

delete()

remove_last()

delete_last()

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21 What is the output of the following? m=0 while m<5: m+=1 if m==3: break else: print(0)

निम्नलिखित का आउटपुट क्या है? m=0 while m<5: m+=1 if m==3: break else: print(0)

0 1 2 0

0 1 2

0 0 1 0 2

error

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22 What will be output for the following code? import numpy as np ary = np.array([1,2,3,5,8]) ary = ary + 1 print (ary[1])

निम्नलिखित कोड का आउटपुट क्या होगा? import numpy as np ary = np.array([1,2,3,5,8]) ary = ary + 1 print (ary[1])

0

1

2

3

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23 Which of the following statement will be true?

निम्नलिखित में से कौन सा कथन सत्य होगा?

It is mandatory to have_main_function in python.

It is not mandatory to have _main_function in python.

It is mandatory to have any function in python.

None of the above

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24 What will be the output of the following Python code? import time print(time.asctime())

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? import time print(time.asctime())

Current date only

UTC time

Current date and time

Current time only

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25 Which one of the following is incorrect?

निम्नलिखित में से कौन सा गलत है?

The variables used inside function are called local variables.

The local variables of a particular function can be used inside other functions, but these cannot be used in global space.

The variables used outside function are called global variables.

In order to change the value of global variable inside function, keyword global is used.

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