What does a processor do?

What is internal memory?

show the hierarchy of memory starting from 1 byte

What type of devices are digital devices?

Why aren't hard disk drives used in portable devices?

Flash memory is a peripheral that is ideal for portable digital devices, why is this?

A secure digital (SD) card is a type of flash memory, how much can they store?

Describe two details about a micro SD card

Describe a USB flash drive (memory stick)

What is an SDXC (extended capacity) card?

How much can an SDHC (high capacity) card store?