Features of a computer

Processor
1. does all the calculations
2. often measured in Ghz
3. higher the number, faster it is
Memory (RAM)
1. temporary memory
2. better graphics and videos require more RAM
Hard drive size
1. primary storage area
2. measured in bites (gigabytes)
3. the bigger, more data can be stored
Wireless enabled
1. pick up wifi signals
2. connect to internet
3. slower than a cable due to distortion
4. can travel through lots of thick walls
USB connection
1. many peripherals (mice,keyboards) are connected this way
2. stands for Universal Serial Bus
Sound and graphics card
1. fix to the motherboard
2. play, record and display graphics
3. gamers usually have expensive graphics cards
Optical drive
1. CD or DVD drive
2. useful for data transfer, backing up and archive
3. allows you to install software and listen to music/watch films

Resource summary

	Created by daisy 453 over 11 years ago