Computer Crossword Puzzle

3. A system software that manages computer software and hardwares, as well as providing a platform for application softwares to run on.
7. A type of connector that was traditionally used to connect the mouse and keyboard. It is gradually being replaced by USB ports.
8. Supplies low voltage current to the motherboard and other computer components. It comes in different power outputs, depending on the system requirement.
9. Also called the brain of the computer, it executes instructions based on a computer software.
12. An output device that displays data as picture form.
15. A large print circuit board that provides power and exchange information between most of the computer’s components.

1. Components that are plugged into the motherboard to provide the computer with additional functions, such as WIFI and bluetooth access.
2. A special type of software that interfaces the major hardware in the computer with the operating system. It is used to start up the computer system after it is powered on.
4. An input device that converts sound into electrical signal.
5. Preventing other computer components, especially the CPU and the graphic cards from overheating.
6. An industrial standard that establishes specifications on the port devices and cables are plugged into.
10. A hand-held pointing device that allows the user to control the GUI (Graphic User Interface)
11. It is an optical compacted data storage disk. Computers can only read data from it, but can not erase or write on it.
13. A form of computer memory that can be read or changed in any order, typically used to store machine code or system data. It is erased on shutdown.
14. An integrated-circuit data storage system that rapidly reads/writes data. It is much faster than Hard Disk Drives.