Know what is Hardwareand

Types of Hardware

Omar Alvarez

Hardware

• The physical components of a computer system, in the form of computer hardware. (Wikipedia)

• The physical portion of a computer system, including the electrical/electronic components, electromechanical components and mechanical components (Oxford Dictionary of Computing)

This is Hardware This isn’t.

Types of Hardware

• Arithmetic and logical operations are performed on data.

• Data is saved or retrieved from a physical medium

• Data goes from the processor to the user

• Data goes from the user to the processor

Input Output

Process

Store

Input vs Output

Optical mark recognition (OMR)

Optical character recognition (OCR)

Magnetic Tape

Bar Code

Flexible Display

Fingerprint Reader

External HDD

Mouse

Sensors

Magnetic Ink Character

Recognition (MICR)

Hard Disk Drive (HDD)

Microphone

Smart Card Readers (SCR)

TouchPad

Ticket Printer

Magnetic Stripe Reader (MSR)

Monitor

Game Pad

Radio Frequency Identification

(RFID)

Speakers

Web Cams

USB Flash Memory

Ploter

Movement and facial recognition

device

Iris recognition device

QR code

Graphics Tablet