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M3 R5: Programming and Problem Solving through Python

Set

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1 Which of the following statements is false about recursion?

निम्नलिखित में से कौन सा स्टेट्मेंट रिकर्शन के बारे में गलत है?

Every recursive function must have a base case

Infinite recursion can occur if the base case isn’t properly mentioned

A recursive function makes the code easier to understand

Every recursive function must have a return value

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2 Which of the following is Immutable object.

निम्नलिखित में से कौन अपरिवर्तनीय वस्तु है।

List

Tuple

Dictionary

All of the above

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3 Suppose listExample is [3, 4, 5, 20, 5, 25, 1, 3], what is list1 after listExample.pop(1)?

मान लीजिए लिस्ट [3, 4, 5, 20, 5, 25, 1, 3], है, listExample.pop(1) के बाद की लिस्ट1 क्या है।

[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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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 the does random.seed(3) return?

random.seed (3) क्या रिटर्न करता है ?

True

None

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6 range(3) in Python is equivalent to:

पायथन में range(3) के बराबर है:

range(0,3,1)

range(1,4,1)

range(1,3)

range(1,3,0)

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7 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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8 "hello,world".[-6], what value print?

"hello,world".[-6], का आउटपुट क्या होगा?

White Space

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9 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)

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

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10 ____ is the output you get when '2'==2 is executed

____ वह आउटपुट है जो आपको तब मिलता है जब '2'==2 निष्पादित होता है-

True

false

ValueError occurs

TypeError occurs

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11 What will be the output : 24//6%3,24//4//2

इसका आउटपुट क्या होगा: 24//6%3,24//4//2

(1,3)

(2,5)

(2,1)

(4,8)

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12 Which of the following function of dictionary gets all the keys from the dictionary?

शब्दकोश के निम्नलिखित में से कौन सा कार्य शब्दकोश से सभी कुंजी प्राप्त करता है?

getkeys ()

key()

keys()

None

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13 Which can contain multiple lines of text.

जिसमें टेक्स्ट की कई लाइनें हो सकती हैं।

Docstring

Python Package Index

both a & b

none of the mentioned

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14 In Python, the primary use of the tell() method is that:

पायथन में, tell() विधि का प्राथमिक उपयोग यह है कि:

within the file, it tells the end position.

within the file, it tells the current position.

it tells us if the file is opened.

none of the above.

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15 Which of the following is a mapping datatype?

निम्नलिखित में से कौन एक मैपिंग डेटाटाइप है?

String

List

Tuple

Dictionary

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16 What does the // operator do in Python?

// ऑपरेटर पायथन में क्या करता है?

Performs integer division and returns the integer part.

Performs normal division and returns a float.

Performs modulus operation.

Performs exponential calculation.

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17 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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18 What will be the output of the following Python code? i = 1 while True: if i%7 == 0: break print(i) i += 1

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? i = 1 जबकि सही: यदि i%7 == 0: break print(i) i = 1

1 2 3 4 5 6

1 2 3 4 5 6 7

error

none of the mentioned

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19 What will be the output of the following Python function? import math print(abs(math.sqrt(25)))

निम्नलिखित पायथन कोड का आउटपुट क्या होगा? import math print(abs(math.sqrt(25)))

Error

-5

5.0

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20 If list1=[10,20,30], then operation list1*2 returns ____ .

यदि list1=[10,20,30], तो ऑपरेशन list1*2 ____ लौटाता है।

[10,20,30,10,20,30]

[20,40,60]

[10,20,30,20,40,60]

None

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21 what will be the output of :print( 22//3+3/3)

निम्नलिखित कोड का आउटपुट क्या होगा? print( 22//3+3/3)

4.0

8.0

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

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abcd abcd abcd

a a a a

none of the mentioned

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23 Recursive functions usually take _____ memory space than non- recursive function.

रिकर्सिव फ़ंक्शन आमतौर पर गैर - रिकर्सिव फ़ंक्शन की तुलना में _____ मेमोरी स्पेस लेते हैं।

less

End

None of these

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24 What function do you use to read a string?

एक स्ट्रिंग को रीड करने के लिए आप किस फ़ंक्शन का यूज़ करते हैं?

input(“Enter a string”)

eval(input(“Enter a string”))

enter(“Enter a string”)

eval(enter(“Enter a string”))

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25 what will the output of following : print(2+9((312)-8)/10)

निम्नलिखित कोड का आउटपुट क्या होगा? print( 2+9((312)-8)/10)

27.2

29.0

14.9

12.3

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