AGUILAR INTEGRATED SCHOOL
4TH QUARTER EXAMINATION FOR CSS COC 4
I. Identification: Direction: Identify the following statement.
1. Define as the flow of electron or electric current. It is an invisible
form of energy that can be transform into other form of energy like heat light and mechanical. _________
2. The negatively charge component of an atom. It has the ability to flow. _________
3. Define as the opposition to the flow of current. The amount of resistance can be measure in ohms (Ω). _________
4. The positively charge component of an atom. It has the ability to attract electron. _________
5. Anything that occupy space and has mass. It can be a solid, liquid or gas in state. _________
6. Basic component of matter. It composes of a nucleus which is the central part, the protons and electrons. _________
7. Same as electricity or flow of electron. The amount of current flowing in a circuit can be measured in ampere (I). _________
8. The amount of pulling force that makes the electron flow. Also known as potential difference or EMF (electromotive force).
The amount of voltage can be measured in volt (V). _________
9. Materials that easily allow the flow of current, or it has a low resistance to current flow. _________
10. Materials that do not easily allow the flow of current, or it has a high resistance to current flow. _________
11. A computer power supply converts AC to ___________________.
12. Define as the pathways for electricity to flow_________.
II. Troubleshooting and repair Techniques. Identify the possible defects and repair of the following situation.
13-17. Computer switch on but no display on the monitor.
18-26. Computer cannot switch on.
27-30. Give example of accident report.