Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
|
What is Primary Storage? |
Commonly volatile storage that stores in-use programs and data |
|
|
What is Secondary Storage? |
Non-volatile storage where files and programs not in use are stored |
|
|
What are the different types of Storage? |
Magnetic Solid State Optical Magnetic |
|
|
How does Magnetic Storage work? |
Data is stored magnetically in sectors within circular tracks which read/write heads are used to access |
|
|
What are the Advantages & Disadvantages of Magnetic? |
Advantages High capacity Reliable Long-lasting
Disadvantages Has moving parts Can be damaged when dropped |
|
|
What are the advantages & disadvantages of SSDs? |
Advantages Fast Portable Silent Dont need defragmenting
Disadvantages Expensive |
|
|
How does Optical Storage work? |
Data is stored as tiny indentations which is read by a laser beam detecting changes in the beams reflection |
|
|
What are the advantages & disadvantages of Optic? |
Advantages Cheap Portable Cant be damaged by water or shocks
Disadvantages Can be easily scratched Low capacity per disc Very slow read/write speeds |
|
|
How do Magnetic Tapes work? |
Tape is written/read sequentially and is stored in plastic casettes |
|
|
What are the advantages & disadvantages of Magnetic Tape? |
Advantages Massive capacity Very cheap
Disadvantages Slow to find specific data |
