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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 statement? print(ord('b') - ord('a'))

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

0

1

-1

2

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2 _____function takes a list of lines to be written to file.

_____FUNCTION फ़ाइल में लिखी जाने वाली पंक्तियों की एक सूची लेता है।

writelines()

write()

tell()

None of these

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3 ____ is a function of dictionary gets all the values from the dictionary.

____ शब्दकोश का एक कार्य है जो शब्दकोश से सभी मान प्राप्त करता है।

values()

chr()

uni()

None of these

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4 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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5 Which of the following refers to mathematical function?

निम्नलिखित में से कौन गणितीय फंक्शन को संदर्भित करता है

sqrt

rhombus

add

Sub

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6 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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7 Which method is used to get all keys from a dictionary?

शब्दकोश से सभी कुंजियाँ प्राप्त करने के लिए किस विधि का उपयोग किया जाता है?

keys()

getkeys()

allkeys()

keyvalues()

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8 The function divmod(a,b), where both ‘a’ and ‘b’ are integers is evaluated as:

फ़ंक्शन डिमोड (ए, बी), जहां दोनों ‘a’ और ‘b’ इन्टिजर हैं, का इवैल्यूऐटनिम्नानुसार किया जाता है:

(a%b, a//b)

(a//b, a%b)

(a//b, a*b)

(a/b, a%b)

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9 The _____ symbol is used at the beginning of a flow chart.

फ्लो चार्ट की शुरुआत में _____ प्रतीक का उपयोग किया जाता है।

Oval or Pill Shape

Rectangle

Diamond

None of these

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10 What will happen if you try to access a key that doesn’t exist in a dictionary?

अगर आप किसी ऐसी कुंजी को एक्सेस करने की कोशिश करते हैं, जो किसी शब्दकोश में मौजूद नहीं है, तो क्या होगा?

Returns None

Throws a KeyError

Creates a new key with a default value

Crashes the program

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11 Which of the following function returns True if the string is non empty and has all uppercase alphabets.

निम्नलिखित में से कौन सा फ़ंक्शन सही बताता है यदि स्ट्रिंग खाली नहीं है और सभी अपरकेस वर्णमाला हैं।

islower()

isupper()

Islower()

None

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

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

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

[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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13 What is the output of the following code? a = {1:"A", 2: "B", 3: "C"} b = {4: "D", 5: "E"} a.update(b) print(a)

निम्नलिखित कोड का परिणाम क्या है ? a = {1:"A", 2: "B", 3: "C"} b = {4: "D", 5: "E"} a.update(b) print(a)

{1:’A’, 2: ‘B’,3: ‘C’}

{1: ‘A’, 2: ‘b’, 3: ‘c’, 4: ‘D’, 5: ‘E’}

Error

{4: ‘D’, 5: ‘E’}

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14 Which of the following error is returned by the given code ? f = open("test.txt","w") f.write(345)

निम्नलिखित में से कौन सी त्रुटि दिए गए कोड द्वारा लौटाई जाती है? f = open("test.txt","w") f.write(345)

Syntax Error

Type Error

String Error

Run Time Error

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15 Given a function that does not return any value, What value is thrown by default when executed in shell.

एक फ़ंक्शन को देखते हुए जो किसी भी मान को वापस नहीं करता है, शेल में निष्पादित होने पर डिफ़ॉल्ट रूप से कौन सा मान फेंक दिया जाता है।

int

bool

void

None

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16 If a={5,6,7}, what happens when a.add(5) is executed?

यदि a = {5,6,7}, तो क्या होता है जब a.add (5) निष्पादित होता है?

a={5,5,6,7}

a={5,6,7}

Error as there is no add function for set data type

Error as 5 already exists in the set

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17 What will be the output of the following Python code? x = ['ab', 'cd'] for i in x: x.append(i.upper()) print(x)

X: x.append (i.upper ()) print(x) में i के लिए निम्नलिखित पायथन कोड का आउटपुट क्या होगा? x = [' ab ', 'cd ']

[‘AB’, ‘CD’]

[‘ab’, ‘cd’, ‘AB’, ‘CD’]

[‘ab’, ‘cd’]

Infinite Loop

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18 Which of the following statements is used to create an empty set?

एम्प्टी सेट क्रिएट करने के लिए निम्नलिखित में से किस स्टेट्मेंट का यूज़ किया जाता है?

{ }

set()

[ ]

( )

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19 What will be the output of the following Python code? x = "abcdef" while i in x: print(i, end=" ")

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a b c d e f

abcdef

i i i i i i …

error

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20 Which one of the following is the correct extension of the Python file?

पाइथन फ़ाइल का सही एक्सटेंशन निम्नलिखित में से कौन सा है?

.python

.py

.p

.pyt

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21 What does the function re.match do?

फ़ंक्शन re.match क्या करता है?

matches a pattern at the start of the string.

matches a pattern at any position in the string.

such a function does not exist

none of the mentioned

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22 Data structure used in recursion.

रिकर्सन में उपयोग की जाने वाली डेटा संरचना।

Stack

Queue

Pointer

None of these

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23 Using ndim we can find

ndim का उपयोग करके हम पा सकते हैं

We can find the dimension of the array

Size of array

Operational activities on Matrix

None of the mentioned above

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24 What is mean by 'rb' mode when working with binary file in python

पायथन में बाइनरी फ़ाइल के साथ काम करते समय 'आरबी' मोड का क्या मतलब है?

read binary

write binary

append binary

read write

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25 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

k

kkk

None of the these

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