Basic Puzzle

1. A form of software that instructs the OS on how to operate.
5. CPU gets the instruction and looks in the register.
8. A program not required for the running, programming, storing, or managing computer functions.
9. Transfers data between the CPU and the memory. The most common types are 32-bit and 64-bit.
13. A device that uses lasers to read the data from the disc (e.g. a DVD player.
15. A time delay between the input/cause and the output/effect of a system. Can result in lag.
17. Long-term storage device that can hold terabytes of memory.
18. Necessary, constantly running programs on your computer that do not need active participation.
19. Intrusive software designed to infect and destroy computers or steal data.
20. CPU interprets the instruction.

2. Software that supports a computer's basic functions and manages the hardware.
3. Controls data flow between CPU, RAM, and GPU
4. Controls data flow between CPU and other parts of the computer.
6. Software that uses encryption to disable a victim's device until a payment is made.
7. Short-term, frequently accessed memory that also performs some calculations. Most frequent physical memory.
10. A way of encoding text; unlike ASCII, it uses 21 bits per character.
11. A string of 8 bits. It is important because it is used to store different characters.
12. CPU follows the instruction and does the calculation.
14. Holds all of the frequently used data and information for the computer.
16. Regulates the time it takes for the CPU to perform one fetch-decode-execute cycle.