Questions

• Why should we use functions in our programs?

• True or False, the function below is incorrect because the variable name used

  within the function is different than the variable name defined outside.

def launch(item):
  print("item launched: %s".format(item))

missile = 'warhead'
launch(missile)

• True or False, even functions with no return statement return a value?

• Write a function that combines two strings and returns the result.

• How could you rewrite the following code using a function?

hole = None
if peg_type == 'round':
  print('the type supplied is round')
  hole = 'round'
elif peg_type == 'square':
  print('the type supplied is square')
  hole = 'square'

• True or False, when calling a function, the order in which you supply

  arguments (the values you are giving to the function in parentheses) is

  critical?

• Give an example of overriding scope.

• How can you recover from a fatal error on your program?

• Give an example of handling an IndexError.

• Why would we care to write our data to a file?

• How can I open a file in read/write mode?

• What would I do if I wanted to read a file one line at a time?