1. MID-TERM REVISION CSC110

2. Chapter 1 Basic Introduction to Computing Five components of a computer  Input devices  Output devices  System unit  Storage devices  Communication devices Network – benefits of sharing resources Internet and World Wide Web Different type of computer: personal(desktop), mobile, servers, mainframes, supercomputer, game consoles, embedded computers.

3. Chapter 1 (Cont’d) Advantages and Disadvantages of using computer Element of information system  Hardware  Software  Data  People  Procedure

4. Chapter 2 WWW and Internet Connection to Internet  Cable, DSL, fiber, radio signal and satellite IP address,Domain name, DNS(Domain name server)  72.14.207.99, www.google.com Type of Web site  Portal, News, Blog, Wiki, Online Social Network, Web application, Entertainment, Educational Step for Web publishing  Plan a Web site, Analyze and design a web site, Create a web site, Deploy a web site and Maintain a Web site.

5. Chapter 3: Software for systems Four categories of application software  Business software  Graphics and Multimedia software  Home/Personal/Educational  Communications System software  Operating system and utility programs Web applications

6. Chapter 4: System Unit Components What is system unit? The control unit (CU) and arithmetic logic unit (ALU) What is machine cycle? Type of memory. Type of buses.

7. Chapter 5: Understanding Input Input unit  Mouse, keyboard, touch screen, pen, game controllers Voice recognition, Web cam, video conferencing. Scanners and reading devices  Optical reader  Bar code reader  RFID readers  MICR readers  Magnetic strip card reader Biometric devices  Fingerprint reader  Face recognition system  Voice recognition system  Iris recognition system

8. Chapter 6: Understanding Output Display devices:  LCD monitors  Plasma monitors  CRT monitors Quality of LCD screen  Resolution  Response time  Brightness  Dot pitch  Contrast ratio Printer  Impact printer  Not Impact printer