6. Which is true when a system uses memory interleaving? Each memory region has its own MAR and MDR b. Memory access always happens over a serial bus . Memory access always happens over a parallel bus d. a. All memory regions must be a different size would be in the same memory 8 way would mean that addresses unit. 7. 1, 2, 3, 4,5, 6, 7, 8 0, 1, 2, 3,4, 5, 6, 7 1,9, 17. 25, 33, 41, 49, 57 O, 8, 16. 24, 32, 40, 48, 56 a. b. c. d. 8. VO devices such as disk drivres and SSD tend to send data in sized pieces, while the CPU registers deal with data in sized pieces. a) Byte, Word b) Page, Word c) Word, Byte d) Page, Byte The method used to communicate events that need special attention to the CPU are 9. known as a) interrupts. b) I/O controllers. c) programmed 1/O. d) device controllers. 10. The method of transferring data one word at a time from the CPU to a device is called a) polling. b) programmed I/O. c) vectored interrupt. d) direct memory access.