DIGITAL STORAGE

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DIGITAL STORAGE by Mind Map: DIGITAL STORAGE

1. Definition: Storage medium thats keep data, information, programs and application in a computer.

2. Cloud storage: Keep data , information and internet service that provide to the computer and other gadget.

3. Storage devices: Record and retrieve item from the storage media.

3.1. Reading: transferring item from the memory to a storage medium.

3.2. Writing: Transferring item from storage medium to a memory.

4. Volatility : Any Data or information disappear when the power is removed.

4.1. Screen Display: Monitor , LCD

4.2. RAM (Random Access Memory)

5. Non-volatility : Any data or information remains when the power is removed

5.1. Hard disc

5.2. DVD/CD Disc

5.3. Floppy Disc

6. Access Time Measure

6.1. Amount of time it take a storage device to locate on a storage medium.

6.2. Time required to deliver an item from memory to the processor.

7. Hard Drive

7.1. Definition: Known as hard disc drive (HDD) contain one or more in flexible that use magnetic plate.

7.2. Characteristic

7.2.1. Track

7.2.2. Read or write head

7.2.3. Revolution per minute

7.2.4. Platter

7.2.5. Form factor

7.2.6. Sector

7.3. RAID

7.3.1. Definition: (Redundant Aray Of Independent Disc) is a group of two or more integrated hard drives

7.4. External Hard Drive

7.4.1. Definition: Separate freestanding storage devices that connect with a cable to a USB part or other part on a computer or other gadgets.

7.5. SSD (Solid State Drive)

7.5.1. Definition: Flash memory storage devices that contains it own processor to manage its storage.

7.5.2. Advantages

7.5.2.1. Faster access time

7.5.2.2. Less power consumption

7.5.2.3. Less heat generation

7.5.2.4. Longer life

7.5.2.5. Lighter weight

7.5.2.6. More durable

8. Optical Disc

8.1. Definition: Consist of flat round, porfable disc that written or read by the laser

8.2. Types

8.2.1. CD-RW

8.2.2. DVD-ROM

8.2.3. DVD-R/DVD+R

8.2.4. CD-ROM

9. Other Types Of Storage

9.1. Magnetic Stripe Card

9.2. NFC Tag

9.3. RFID Tag

9.4. Smart Tag

10. Enteprise Storage

10.1. Definition Allow large organization to manage, store data, information using devices for heavy uses,maximum efficiency or availability

10.2. Types

10.2.1. Network attach storage (NAS)

10.2.2. Tape

10.2.3. Storage Area Network