A Computer Organization student wrote the following keyboard device driver (for the MIPS-I architecture) for reading the next character from the keyboard controller. Identify two fatal bugs (i. e., bugs that make this device driver fail to implement the IO transfer protocol specified) in this device driver and correct the device driver to fix the two bugs.

You are to write a series of steps that anyone could follow to solve the following three problems: 1. even odd a. assume that someone tells you a number (an integer number) b. you hear the number and respond with the word even or odd 2. average a. assume that someone tells you between 3 and 5 numeric values. b. you hear the numbers and respond with the average is some number 3. dog or cat a. explain to a child the differences between a dog and a cat. b. your explanation could be used by a child or anyone to distinguish the difference between a dog and a cat