python functions

Which of the following items are present in the function header?

• function name

• function name and parameter list

• parameter list

• return value

What is the output of the following code snippet:

• Welcome

  Viewers

• Welcome

• Welcome

  Viewers,Viewers,Viewers

• Welcome

  ViewersViewersViewers

What is the output of the following code snippet?

• 1 3

• 2 3

• The program has a runtime error because x and y are not defined.

• 3 3

• 3 2

What is the output of the following code snippet?

• 3 1

• 3

  1

• The program has a runtime error because x is not defined.

• 3

  3

• 1 1

What is the output of the following code snippet?

• 4 1

• 4

  1

• The program has a runtime error because the local variable ‘num’ referenced before assignment.

• 4

  4

• 4 4

Which of the following function headers is correct?

• def f(a = 1, b = 1, c = 2, d):
• def f(a = 1, b = 1, c = 2):
• def f(a = 1, b, c = 2):
• def f(a = 1, b):

What is a recursive function?

• A function that that calls all the functions in the program except itself.
• There is no such thing as recursive function in Python.
• A function that calls itself.
• A function that calls all the functions in the program.

What is the output of following code snippet:

• 10

• 24

• 7

• 1

If return statement is not used inside the function, the function will return:

• 0
• Null
• None
• garbage value
• Error! Functions in Python must have a return statement.

What is the output of following code snippet:

• 15

• 5 10

• (5,10)

• Syntax error