Decorators Python MCQs. Multiple Choice Questions related to Decorators In Python.
Decorators Python MCQs
What will be the output of the following Python code ??
def c(f):
def inner(*args, **kargs):
inner.co += 1
return f(*args, **kargs)
inner.co = 0
return inner
@c
def fnc():
pass
if __name__ == ‘__main__’:
fnc()
fnc()
fnc()
print(fnc.co)
a) 4
b) 3
c) 0
d) 1
What will be the output of the following Python code ??
def d(f):
def n(*args):
return ‘$’ + str(f(*args))
return n
@d
def p(a, t):
return a + a*t
print(p(100,0))
a) 100
b) $100
c) $0
d) 0
What will be the output of the following Python code ??
class A:
@staticmethod
def a(x):
print(x)
A.a(100)
a) Error
b) Warning
c) 100
d) No output
Identify the decorator in the snippet of code shown below ??
def sf():
pass
sf = mk(sf)
@f
def sf():
return
a) @f
b) f
c) sf()
d) mk
MCQs
A function with parameters cannot be decorated ??
a) True
b) False
What will be the output of the following Python code ??
def f(x):
def f1(*args, **kwargs):
print(“*”, 5)
x(*args, **kwargs)
print(“*”, 5)
return f1
@f
def p(m):
p(m)
print(“hello”)
a) *****
hello
b) *****
*****
hello
c) *****
d) hello
The following python code can work with ____ parameters ??
def f(x):
def f1(*args, **kwargs):
print(“Myandroid”)
return x(*args, **kwargs)
return f1
a) 2
b) 1
c) any number of
d) 0
What will be the output of the following Python code ??
def f(x):
def f1(*args, **kwargs):
print(“*”* 5)
x(*args, **kwargs)
print(“*”* 5)
return f1
def a(x):
def f1(*args, **kwargs):
print(“%”* 5)
x(*args, **kwargs)
print(“%”* 5)
return f1
@f
@a
def p(m):
print(m)
p(“hello”)
a) *****
%%%%%
hello
%%%%%
*****
b) Error
c) *****%%%%%hello%%%%%*****
d) hello
Decorators Python MCQs
What will be the output of the following Python code ??
def f(x):
def f1(a, b):
print(“hello”)
if b==0:
print(“NO”)
return
return f(a, b)
return f1
@f
def f(a, b):
return a%b
f(4,0)
a) hello
NO
b) hello
Zero Division Error
c) NO
d) hello
What will be the output of the following Python function ??
def f(p, q):
return p%q
f(0, 2)
f(2, 0)
a) 0
0
b) Zero Division Error
Zero Division Error
c) 0
Zero Division Error
d) Zero Division Error
0
The two snippets of the following Python codes are equivalent ??
CODE 1
@f
def f1():
print(“Hello”)
CODE 2
def f1():
print(“Hello”)
f1 = f(f1)
a) True
b) False
What will be the output of the following Python code ??
def ordi():
print(“Ordinary”)
ordi
ordi()
a) Address
Ordinary
b) Error
Address
c) Ordinary
Ordinary
d) Ordinary
Address
Decorators Python MCQs
The ______ symbol along with the name of the decorator function can be placed above the definition of the function to be decorated works as an alternate way for decorating a function ??
a) #
b) $
c) @
d) &
In the following Python code, which function is the decorator ??
def mk(x):
def mk1():
print(“Decorated”)
x()
return mk1
def mk2():
print(“Ordinary”)
p = mk(mk2)
p()
a) p()
b) mk()
c) mk1()
d) mk2()
What will be the output of the following Python code ??
def mk(x):
def mk1():
print(“Decorated”)
x()
return mk1
def mk2():
print(“Ordinary”)
p = mk(mk2)
p()
a)
Decorated
Decorated
b)
Ordinary
Ordinary
c)
Ordinary
Decorated
d)
Decorated
Ordinary
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