Python - Functions

What will be the output of the following code:

print type(type(int))

• type 'int'

• type 'type'

• Error

• 0

What is the output of the following code :

L = ['a','b','c','d']

print "".join(L)

• Error

• None

• abcd

• [‘a’,’b’,’c’,’d’]

What is the output of the following segment:

chr(ord('A'))

• A

• B

• a

• Error

What is the output of the following program:

y = 8

z = lambda x : x * y

print z(6)

• 48

• 14

• 64

• None of the above

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

• Module

• Class

• Another Function

• Method

Which of the following is the use of id() function in python?

• Id returns the identity of the object

• Every object doesn’t have a unique id

• All of the mentioned

• None of the mentioned

What is the output of the following program:

import re

sentence = 'horses are fast'

regex = re.compile('(?P<animal>\w+) (?P<verb>\w+) (?P<adjective>\w+)')

matched = re.search(regex, sentence)

print(matched.groupdict())

• {‘animal’: ‘horses’, ‘verb’: ‘are’, ‘adjective’: ‘fast’}

• (‘horses’, ‘are’, ‘fast’)

• ‘horses are fast’

• ‘are’

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

• [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]

What is the meaning of using static before function declaration?

For example following function sum is made static

static int sum(int x, int y, int z)

{

return (x + y + z);

}

• Static means nothing, sum() is same without static keyword.

• Function need not to be declared before its use

• Access to static functions is restricted to the file where they are declared

• Static functions are made inline

How can we add two strings together?

• s.join(s2)

• s.add(s2)

• s = s + s2

• s ++ s2