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Formatting and Decorators

Python String Formatting MCQs for Exam Practice Page-4 section-1

31
Identify the decorator in the snippet of code shown below.
def sf():
     pass
sf = mk(sf)
@f
def sf():
     return
Discuss
Answer & Solution
Answer: Option D
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32
Which built-in function is used to check if an object is an instance of a particular class?
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Answer & Solution
Answer: Option A
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33
What is the purpose of the @staticmethod decorator compared to the @classmethod decorator?
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Answer & Solution
Answer: Option C
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34
What will be the output of the following Python code?
l=list('HELLO')
'first={0[0]}, third={0[2]}'.format(l)
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Answer & Solution
Answer: Option A
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35
What will be the output of the following Python code snippet?
x=3.3456789
'%-6.2f | %05.2f | %+06.1f' %(x, x, x)
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Answer & Solution
Answer: Option A
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36
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)
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Answer & Solution
Answer: Option A
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37
What will be the output of the python code shown below for various styles of format specifiers?
x=1234
res='integers:...%d...%-6d...%06d' %(x, x, x)
res
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Answer & Solution
Answer: Option A
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38
What will be the output of the following Python code?
t = '%(a)s, %(b)s, %(c)s'
t % dict(a='hello', b='world', c='universe')
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Answer & Solution
Answer: Option A
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39
In Python, which of the following is used to format a string left-justified within a field?
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Answer & Solution
Answer: Option A
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40
What does the ** symbol do when used in a function's parameter list?
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Answer & Solution
Answer: Option D
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