Computer Science for IGCSE & O level - Hardware (Section 5 - No. 9)
Which of the following statements best describes the role of the data bus?
It carries the addresses of memory locations.
It carries instructions from memory to the CPU.
It carries data between the CPU, memory, and I/O devices.
It provides timing signals for the CPU.
Giải thích
The data bus is used for the transfer of data between the CPU and other components.