12.2.1. Unit Summary

Try these first

1. 1.

   What is a single bus architecture?

   Hint

   Think about how computers simplify communication.

2. 2.

   List the main phases of instruction execution.

   Hint

   Consider the steps you need for executing a task.

3. 3.

   What does a single bus architecture imply?

   • Multiple pathways for signals
   • Single communication bus
   • Complex connections

   Hint

   Focus on simplicity in this architecture.

4. 4.

   True or False: Control signals are not essential in instruction execution.

   • True
   • False

   Hint

   Think about what directs operations.

5. 5.

   Design a flowchart outlining the fetch, decode, and execute cycles for a hypothetical instruction in a single bus architecture.

   Hint

   What are the necessary steps to execute an instruction?

6. 6.

   Explain how altering the context of control signals would affect the performance of a CPU processing multiple instruction types.

   Hint

   Think about the flexibility in managing different tasks.