Chapter 4: Processor Technology and Architecture

1. The set of op codes recognized and processed by a CPU is called the CPU's ______.

2. The components of an instruction are its op code and one or more ______.

3. The contents of a memory location are copied to a register while performing a(n) ______operation.

4. A left ______instruction multiplies a binary numeric value by two.

5. A(n) ______instruction alters the sequence of instruction execution only if a specified condition is true.

6. The use of ______instructions simplifies the process of fetching and decoding those instructions.

7. A(n) ______processor does not directly implement instructions that combine data movement and manipulation.

8. A(n) ______CPU typically uses variable length instructions and has a large instruction set.

9. The ______time of a processor is 1 divided by the clock rate (in Hz).

10. The address of the next instruction to be fetched by the CPU is held in the ______.

11. ______improves CPU performance by dividing instruction execution into stages and overlapping execution of multiple instructions in different stages.

12. ______is a CPU performance enhancement technique in which a CPU guesses whether a branch condition will be true or false based on past experience.

13. The phrase ______describes pipelined instruction execution beyond a conditional branch instruction before the branch condition value is know with certainty.

14. A microchip containing all of the components of a CPU is called a(n) ______.