Please enable JavaScript.
Coggle requires JavaScript to display documents.
Computer (Parts (Input Devices (Keyboard / Mouse / Keyboard / Microphone),…
Computer
-
-
Parts of a Computer
Memory
Random Access Memory (RAM)
1) main memory
2)temporarily store commands & data
Read Only Memory (ROM)
retains its contents even after the computer is turned off.
Motherboard
-
Connects input, output, and processing devices
together (CPU, Memory, Hard Drive, DVD Drive)
-
Expansion Cards
-
Network Interface Card (NIC)
connected to other computers
so info can be exchanged between them.
Sound Card
converts audio signals (microphone or audio tape)
that can be stored as a computer audio file.
Storage Devices
Hard Disk
Flash Drive
CD-ROM
DVD-ROM
-
-
-
Role
in various field :hospital: :classical_building: :books: :newspaper: :film_projector: :female-scientist::skin-tone-2:
-
-
-
-
-
-
Network :world_map:
-
LAN
Limited area (home or a small group of offIice)Includes computers and shared resources (printers and scanners)
WAN
Connects devices in geographically separated areas.Connect networks across different countries.Eg-Internet
-
The Role of Memory
-
Nonvolatile Memory: Content stored on this type of
memory is retained after the computer is turned off.
-
-