Strand 3: IT Systems

The student who is compling each set ot notes is listed Below the topoc

3.1 Hardware


Topic

Student Name

Types of Computers: Personal digital assistant (PDA), laptop, desktop computer
Andrea
MAC Address
Aqueel
Motherboard
Chesi
CPU, microprocessor, clock speed: for example, megahertz (Mhz, GHz, THz) to Terahertz.
EJ
Primary Storage ROM and RAM
Henry
Secondary Storage
  • Optical
  • Magnetic
  • Flash Storage
Jordi
Units of Storage (Kb to YB)
Kyle
Character Encoding ASCII
Terence
Ports (Internal and External)
Trilok

Input Devices

Keyboards
Andrea
Mice
Aqueel
Touch Pads
Chesi
OMR, OCR,MICR, RFID (Radio frequency Identification), Radio tag, Bar Code, scanners, magnetic strip readers
EJ
Microphones
Henry
Smart Card Readers
Jordi
Webcams, digital cameras, digital video cameras
Kyle
Sensors, probes, real time data collectors
Terrence
Composite devices for example game controllers
Trilok
Touch Sensitive Devices
Henry
Printers, Monitors, Speakers, Projectors
Aqueel/ Chesi
CD-ROM (compact disc ready-only memory) DVD readers and burners
Trilok/Kyle