1. How does the term abstraction apply to computer organization and architecture?

2. What was it about the von Neumman architecture that distinguished it from its predecessors?

3. In the von Neumann model, explain the purpose of the: a. Processing unit b. Program counter

4. What are the main four components of a computer?

1. How does the term abstraction apply to computer organization and architecture? 2. What was it about the von Neumman architecture that distinguished it from its predecessors? 3. In the von Neumann model, explain the purpose of the: a. Processing unit b. Program counter 4. What are the main four components of a computer