be wore connected wholooctrical symbone omelmorindoshamollodogram of simple Howonted to emphasized A + 3. D. 10. What electrical sign indicates that a person should observe extra awareness? A C B D COMPUTER SYSTEMS SERVICING (CSS) 11. Tool used to loosen or tighten cross-head screws. A Flat head screwdriver C. Phillips screwdriver B. Hex screwdriver D. Torx screwdriver 12. This tool is used if you cut or strip wires. A. Common cutter C. Scissor B. Plier D. Wire cutter 13. You are asked to wipe the LCD screen of your computer, which of the following cleaning materials will you use? A. Fiber cloth with alcohol C. Ethyl alcohol and lint-free cloth B. Damp microfiber cloth D. Lint-free cloth 14._Which among the following is the best way of maintaining tools functionality? A. Use tools according to your knowledge B. Keep tools according to its kind C. Follow the tool manufacturer's instructions D. Clean and check fools before and after use 15. The most common shortcut keys on keyboard is CTRL+C and CTRL+V. When to use cir4V ? A. It is used when copying file. B. Use to edit text in MS word C. It is used when opening an application on the desktop D. It is for pasting copied documents or files. 16. Which physical storage device can store vast amount of data? A. Cloud storage C. Hard disk drive B. Flash drive D. Solid state drive___ 17. Why update antivirus software on your computer? A. For faster computer processing. B. When updated, new malwares can be detected easily. C. Maintain computer's functionality D. To control damage to computers' parts. EP 3​