Ict computing essentials - Study guides, Class notes & Summaries

case houses all of the system unit's internal components. Protects from dust, static electricity, moisture, and physical damage. Central Processing Unit (CPU) Brain of the computer. Does all the processing. Speed measured in Hertz (Hz), operate at 4 GHz (Gigahertz). Heat sink/fan Cools the CPU Random Access Memory (RAM) The fast, chip-based volatile storage in a computing device. Temporary memory. Measured in bytes. More RAM = faster computer and more programs opened at once (multi-taski...