Lesson 10 RAM and ROM Warm-up Exercises (1) What is RAM? (2)What is ROM? (3)What is in ROM? Text The previous section talked about the address and data buses, as well as the RD and WR lines. These buses and lines connect either to RAM or ROM -- generally both. In our sample microprocessor, we have an address bus 8 bits wide and a data bus 8 bits wide. T..