1. Managing Files for Personal Computing Part 1 - Data Storage

2. Aims… …to understand the principles of effective data storage

3. Objectives… to describe the purpose of RAM, ROM and Backing Store to identify files and folders to identify common file types to list different types of media to identify file sizes and media capacity to list back up procedures

4. Memory & Data Storage ROM Backing Store RAM click the mouse or press the space bar to continue

5. What is RAM ? R andom A ccess M emory temporary, volatile memory click the mouse or press the space bar to continue

6. R andom A ccess M emory can be upgraded to help speed up your computer – especially when multi-tasking

7. What is the purpose of RAM ? RAM is memory that holds information when the computer is switched on click the mouse or press the space bar to continue

8. What is ROM ? Read Only Memory permanent memory click the mouse or press the space bar to continue

9. Read Only Memory e.g. CD-Rom, Bios Rom click the mouse or press the space bar to continue

10. What is the purpose of ROM ? ROM holds data that can be accessed and read but cannot be changed click the mouse or press the space bar to continue

11. What is Backing Store ? Internal/External disk drives & media used to store back ups of data click the mouse or press the space bar to continue

12. Hard drives, Flash drives Tape, CD-r/rw & DVD-r/rw click the mouse or press the space bar to continue

13. What is the purpose of Backing Store ? Backing store is non-volatile storage that is used to store information permanently click the mouse or press the space bar to continue

14. Knowledge Check A quick re-cap on Memory and Data Storage click the mouse or press the space bar to continue

15. Knowledge Check - Question 1 What type of memory permanently stores data, even when the computer is switched off? ROM : Backing Store : RAM click the mouse or press the space bar to continue

16. Knowledge Check - Question 2 This is memory that only holds data when the computer is on. RAM : Backing Store : ROM click the mouse or press the space bar to continue

17. Knowledge Check - Question 3 This is large capacity permanent memory such as disc, tape, CD ROM or flash drive. RAM : ROM : Backing Store click the mouse or press the space bar to continue