Understand Storage Media Exploring Data Communication. MAC OS – Unit A. Page:14-17. Types of a Storage Media. Because RAM stores data only when the computer is on, the computer needs a permanent storage device. Types of Storage Media: Magnetic Storage Devices. Optical Storage Devices
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Exploring Data Communication
Because RAM stores data only when the computer is on, the computer needs a permanent storage device.
Types of Storage Media:
Flash Memory Card
An external peripheral device must have a corresponding port and cable to connect it to the computer.
Inside the computer, each port connects to a controller card called an expansion card or interface card.
The cards connect to electrical connectors called expansion slots or slots.
Personal computers have several ports called parallel, serial, USB and Ethernet.
You can connect to another computer , a LAN or modem using an Ethernet port.
Ethernet ports allow data to be transmitted at higher speeds.