Which component must be vacuumed or replaced during preventative maintenance on a laser printer?
A). Scanning mirror
B). Toner cartridge
C). Ozone filter
D). All of the above
E). None of the above
3. ESD potential decreases with the use of:
4. A capacitor is measured in which of the following units?
5. The 34-pin connection on an I/O card is for?
6. When connecting a ribbon cable to a connector, how do you know which direction to plug it in?
7. ________________ is the other name for concentric circles on the platter of hard disk.
8. Set of instructions in binary format is called?