1. Computer Basics Common Components

2. Input Devices
keyboard
mouse
scanner
microphone

3. Output Devices
monitor
printer
projector
speaker

4. Storage Devices hard drive USB drive CD / DVD / floppy
“long-term memory”
operating system
applications
files
USB drive
portable memory
thumb drive
jump drive
flash drive
memory stick
CD / DVD / floppy
transferable memory
easy to send or hand out

5. Inside the Case motherboard system-board “nervous system”
connects everything
ports
slots

6. Inside the Case processor “non-thinking brain” CPU executes commands
processes information
CPU
central processing unit

7. Inside the Case RAM random access memory working memory temporary
where work is done
temporary
clears out when powered off

8. Inside the Case NIC network interface card MAC address
connects to network
MAC address
unique identifier

9. Connections USB RJ-45 Cat 5e or Cat 6 universal serial bus ethernet
most common
RJ-45
ethernet
network
Cat 5e or Cat 6
patch cable
ethernet cable

10. More Connections
IEEE 1394
firewire
RJ-9
phone line
15-pin DIN
monitor