Lesson 3 Pt.4 Flashcards
It is where the computer stores data and commands
Main Memory
A data storage methodbof this type is volatile since the data evaporates
Main Memory
It is called the Primary Storage
Main Memory
For Main Memory, computers use ____
RAM
These memory chips are fastest but most expensive type of storage
RAM
One compact disk can store ____ or about ____ or ____ mins of music
650 mb
70 or 80 mins
CD-RW means
Compact Disk Read/Write
CD drives can copy information or burn information on to a ____
Black cd
DVD disks can store ____ gigabytes
4 GB
Allow you to store large file such as movies on a single disk
DVD disk
Stores the majority of information on today’s modern computer
Hard Disk
Flopping disk or diskettes comes in two sizes;
5.25 inch
3.5 inch
What size of the disk is the most common
3.5 inch
Known as the second storage
Auxiliary Storage
It holds what is not currently being processed
Auxiliary Storage
This is the stuff that is “filed away” but is ready to be pulled out when needed
Auxiliary Storage
It means turning the power does not erase
Non-Volatile
Auxiliary storage is used for:
Input and Output
Several different brands of “removable” storage cards, also called memory cards
Flash memory
Another name for FLASH MEMORY
Memory Card
This new type of flash memory storage does not yet have a generally accepted name
USB Drive
A regular external hard drive can be used for backup
Removable Hard Drive
A chip on the card holds information like health records and auto repair records
Optical Cards
Instructions that the computer uses to tell itself how it operates
Operating System
Transmission of data and information over a communications channel between two computers, which can be several different things
Computer communications
Basic Computer Communication Types
Data communication
Telecommunications
Teleprocessing
