Computer Programming

Exercise 4: What is the purpose of the def keyword in Python?

a) It is slang that means the following code is really cool

b) It indicates the start of a function

c) It indicates that the following indented section of code is to be stored for later

d) b and c are both true

e) None of the above

Exercise 5: What will the following Python program print out?

def fred():

print("Zap")

def jane():

print("ABC")

jane()

fred()

jane()

a) Zap ABC jane fred jane

b) Zap ABC Zap

c) ABC Zap jane

d) ABC Zap ABC

e) Zap Zap Zap

Exercise 6: Rewrite your pay computation with time-and-a-half for overtime and

create a function called computepay which takes two parameters (hours and rate).

Enter Hours: 45

Enter Rate: 10

Pay: 475.0

Exercise 7: Rewrite the grade program from the previous chapter using a function

called computegrade that takes a score as its parameter and returns a grade as a

string.

Score Grade

> 0.9 A

> 0.8 B

> 0.7 C

> 0.6 D

<= 0.6 F

Program Execution:

Enter score: 0.95

A

Enter score: perfect

Bad score

Enter score: 10.0

Bad score

Enter score: 0.75

C

Enter score: 0.5

F

Run the program repeatedly to test the various different values for input.