23.5.2. Executing Instructions

Try these first

1. 1.

   What is vertical micro-programming?

   Hint

   Think about how control signals are managed in a compact way.

2. 2.

   What is the function of a decoder?

   Hint

   How do we access specific control signal outputs?

3. 3.

   What is the primary advantage of vertical micro-programming?

   • A) It allows for simultaneous control signal activation.
   • B) It reduces the memory requirements by encoding control signals.
   • C) It is easier to implement.
   • D) It increases processing speed.

   Hint

   Consider what it means to optimize memory use.

4. 4.

   True or False: Horizontal micro-programming can activate multiple control signals at the same time.

   • True
   • False

   Hint

   Think about how multiple signals would interact.

5. 5.

   Analyze a situation in a computational task where multiple control signals need to be activated simultaneously. Discuss how a micro-programmed control unit employing clustering might manage these signals efficiently.

   Hint

   Consider common operations in data transfer where signals overlap.

6. 6.

   Evaluate the performance trade-off between vertical and horizontal micro-programming in a real-world computing scenario involving data-intensive applications.

   Hint

   Think of applications that constantly read from or write to memory.