RAM, ROM, and BIOS

Looking at what primary storage is (also called main memory), and the key characteristics and uses of RAM and ROM. The role of BIOS is also described and the actions it takes.

Made for OCR A Level Computer Science Paper 1 (H446).

Part of the 1.1.3 Input, output, and storage topic: https://www.youtube.com/playlist?list=PL04uZ7242_M4h1J1BmnHelmq8GTb9GFIk
Full Paper 1 playlist: https://www.youtube.com/playlist?list=PL04uZ7242_M46xMfDhdEi1_DuJJ3qI4wl

0:00 Primary storage
1:48 RAM
3:41 ROM
5:27 BIOS

Видео RAM, ROM, and BIOS канала MrBrownCS