1. Lecture 37 – Practice Exercises 9
CMPT 120
Lecture 37 – Practice Exercises 9

2. Question 1 How many distinct numbers can I represent with …
1 bit? What are these numbers?
4 bits? What are these numbers (in binary)?
How many distinct numbers can I represent with 7 bits?
These numbers range from ______ to _______
How many distinct numbers can I represent with 1 byte?
How many distinct numbers can I represent with 32 bits?
These numbers range from ______ to _______________

3. Question 2 – Convert the following numbers
Convert into an integer (decimal number):
a) What is the binary equivalent of 57?
b) What is the binary equivalent of 157?
a) Express as an hexadecimal number:
b) Express as an hexadecimal number:

4. Question 3 Translate the following message:
Answer:

5. Question 4 Problem Statement
Let’s write a binary-decimal converter in Python
How would we go about solving this problem?
Algorithm:

6. Question 5 Problem Statement
Write two Python functions to find the minimum number in a list
The first function must compare each number to every other number on the list
It complexity must be O(n2)
The second function must be linear O(n)