Unit 9

Which of the following is the correct way to declare a function in python?

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What is the correct way to call a function named print_sum?

• def print_sum()

• print_sum

• print_sum()

• print_sum():

Which of the following code samples correctly passes the number 10 as an argument to the function print_number?

• print_number(10)

• print_number()

  print(10)

• 10(print_number)

• print print_number

  print 10

In which namespace is the variable x defined in the program on the left?

• function namespace

• global namespace

• object namespace

• class namespace

In which namespace is the variable y declared in the function on the left?

• function namespace

• global namespace

• object namespace

• class namespace

Consider the code snipped on the left:

Which of the following additional functions could be safely added to this code, without causing an error?

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Which of the following functions successfully returns double the variable ‘number’?

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Which of the following functions successfully returns the number 10?

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Which of the following keywords are relevant to exceptions in Python?
I. def
II. except
III. try

• II and III only

• II only

• I and II only

• all of the above

What type of error occurs when a program is expecting an integer value and the user enters a string?

• NumberError

• ValueError

• InputError

• ZeroDivisionError