How many devices does USB support?
A). 127
B). 125
C). 100
D). 225
E). None of the above
3. When you are testing a fuse, you should set the Volt-OHM meter to what scale?
4. What IRQ is used for COM 2?
5. During the normal PC boot process, which of the following is active first?
6. A COM port is a _____ port.
8. Which DOS driver is used to emulate expanded memory?
9. What could cause a fixed disk error?
10. From what location are the 1st computer instructions available on boot up?