Answer the following statements true (T) or false (F)

1. A set of I/O modules is a key element of a computer system.
2. An I/O module must recognize one unique address for each peripheral it controls.
3. I/O channels are commonly seen on microcomputers, whereas I/O controllers are used on mainframes.
4. It is the responsibility of the processor to periodically check the status of the I/O module until it finds that the operation is complete.
5. With isolated I/O there is a single address space for memory locations and I/O devices.

1. True
2. True
3. False
4. True
5. False