a) Private constructor ensures only one instance of a class exist at any point of time
b) Private constructor ensures multiple instances of a class exist at any point of time
c) Private constructor eases the instantiation of a class
d) Private constructor allows creating objects in other classes
Answer: a
Explanation: Object of private constructor can only be created within class. Private constructor is used in singleton pattern.
Related Posts
The output of the two codes shown below is the same.
i. bin((2**16)-1)
ii. ‘{}’.format(bin((2**16)-1))What will be the output of the following Python code?
hex(255), int(‘FF’, 16), 0xFFThe formatting method {1:<10} represents the ___________ positional argument, _________ justified in a 10 character wide field.
What will be the output of the following Python code?
l=list(‘HELLO’)
p=l[0], l[-1], l[1:3]
‘a={0}, b={1}, c={2}’.format(*p)What will be the output of the following Python code?
l=list(‘HELLO’)
‘first={0[0]}, third={0[2]}’.format(l)The output of the two codes shown below is the same.
i. ‘{0:.2f}’.format(1/3.0)
ii. ‘%.2f’%(1/3.0)What will be the output of the following Python code?
‘%x %d’ %(255, 255)
Join The Discussion