storage devices

Question 1

HDD

Answer 1

magentic storage

+large capacity
+low cost
+relaible

• slow
• not portable

Question 2

SSD

Answer 2

flash mem

+fast read/ write speed
+low power consump
+reliable

-high cost
-low capacity
-finite no. writes

Question 3

SD cards

Answer 3

small flash mem

+small
+portable
+easy transfer between devices

-small capacity

Question 4

optical disc

Answer 4

DVD, Blue ray, CD

+portable
+small
+most devices capable of reading opt disc

-easy to damage

Question 5

USB

Answer 5

small flash mem

+portable
+very compatible

-low capacity
-finite no. writes
- lost easily(small)