COMPUTER SYSTEM

Plan your projects and define important tasks and actions

Get Started. It's Free
or sign up with your email address
COMPUTER SYSTEM by Mind Map: COMPUTER SYSTEM

1. store instructions waiting to be excecuted by the processor

2. OUTPUT DEVICE

3. MEMORY

3.1. function

3.2. type

3.2.1. Volatile (RAM)

3.2.1.1. temporary: loses its contents when the power is turned off

3.2.1.1.1. types

3.2.2. Nonvolatile (ROM)

3.2.2.1. parmanentlyL does not lose contents when the power turned off

3.2.2.1.1. types

4. HARDWARE

4.1. INPUT DEVICE

4.2. SYSTEM UNIT

4.3. STORAGE DEVICE

4.4. COMMUNICATION DEVICE

5. INFORMATION CODING SHEME ( ICS )

5.1. ASCII

5.2. EBCDIC

5.3. UNICODE

6. DATA VS INFORMATION

6.1. DATA

6.1.1. Data is raw, unorganized facts that need to be processed, such as character, number, text, video, image, audio.

6.2. INFORMATION

6.2.1. INFORMATION PROCESSING CYCLE

6.2.1.1. INPUT

6.2.1.1.1. the process of entering data into memory of computer

6.2.1.2. OUTPUT

6.2.1.2.1. the process of conveying information to the user

6.2.1.3. PROCESS

6.2.1.3.1. the process of transforming data into information

6.2.1.4. STORAGE

6.2.1.4.1. the process of saving data, programs, instruction or output for future use

6.2.2. Information is data that has been processed in such a away as to be meaningful to the person who receives it. Value added to data such as summarize, organize and analyze.

7. DATA REPRESENTATION

7.1. Bit

7.2. Byte

8. NUMBER SYSTEM

8.1. Decimal (Base 10)

8.2. Binary (Base 2)

8.3. Hexadecimal (Base 16)

9. STORAGE

9.1. TYPES

9.1.1. magnetic storage

9.1.2. optical storage

9.1.3. flash memory

9.2. STORAGE CAPACITY

10. LOGIC GATE

10.1. AND

10.2. OR

10.3. NOT

10.4. NAND

10.5. NOR

11. backup and restore

12. sound card

13. ADAPTER CARD

13.1. FUNCTION

13.1.1. Ehances functions of a component of the system unit and/or provides connection to peripherals

13.2. type

13.2.1. firewire card

13.2.2. modem card

13.2.3. network card/ NIC

13.2.4. USB card

13.2.5. Video/ graphic card

13.2.6. MIDI card

13.2.7. TV tuner card

13.2.8. PC-to-TV converter card

14. PROCESSOR

14.1. COMPONENTS

14.1.1. CONTROL UNIT (CU)

14.1.1.1. provides connectors for other peripherals

14.1.2. ARITHMETIC LOGIC UNIT (ALU)

15. MOTHERBOARD

15.1. FUNCTION

15.1.1. Holds many components of the system

15.2. BASIC COMPONENT

15.2.1. Processor slot

15.2.2. Memory slot

15.2.3. Adapter card slot

16. SOFTWARE

16.1. TYPES

16.1.1. SYSTEM SOFTWARE

16.1.1.1. utility program

16.1.1.1.1. types

16.1.1.2. Operating system

16.1.1.2.1. types

16.1.1.2.2. function

16.1.2. APPLICATION SOFTWARE

16.1.2.1. types

16.1.2.1.1. web browser

16.1.2.1.2. word processing

16.1.2.1.3. spreadsheet

16.1.2.1.4. database

16.1.2.1.5. presentation