A+ Complete Lab Manual

1.

Which DOS utility displays system resource information?

2.

Where is the most reliable hard-drive information found?

3.

Which utility displays the system’s operating system in DOS?

4.

What is the function of the IRQ?

5.

How is the I/O address used?

1.

The MSD utility displays DOS system resources.

2.

The CMOS contains the hard-drive information.

3.

The VER command displays the DOS version installed.

4.

A device uses an IRQ numbers to alert the processor when it needs service.

5.

An I/O address is a location the processor uses to communicate with a particular device. Each device has its own I/O address.