IT Revision

IT Revision

1. PC Components

2. PC Components

   • CPU, RAM, Hard disk drive, ect. CPU = Central Processing Unit. RAM = Random Access Memory.

3. Input and output peripherals

   • Input: Keyboard, mouse, webcam. Output: Monitor, speakers, headphones

4. Utility Software

   • Anti-virus(Norton ect), defrag, registry fix, backup

5. Application Software

   • Word processing, spreadsheet, DTP, database, web browser, image editing, email

6. Storage Devices

   • Hard drive(SSD), USB

7. Wireless and wired connections

   • Bluetooth, USB cable

8. Business uses for social networking

   • To reach all the people who want to follow their events/latest products. To make their business look attractive and professional.