MAPPING YOUR MIND Computer Science Many terms in the world of computers Information and Communication technology Information technology Digital literacy Health Computers have had impacts on Work Education and culture Environment Binary system Data is translated into series of 0 and 1, measured in strings of bytes Computers use Data needs to be transformed into electrical signals for the computer to read and into analogue signals again for users to understand Analogue and digital converters 1st generation: vacuum tube technology 2nd generation: transistors 3rd generation: microchips 4th generation: single-chip microprocessors Computers are constantly evolving 5th generation: AI, quantum computing, parallel processing, natural language, nanotechnology Different generations 6th generation: intelligent computers, smaller and faster, based on AI, with voice recognition Future computers: neurons, objects, with different communication channels, with brain-computer interface, biological computers THE BIRTH AND ROLE OF COMPUTERS Supercomputers Large computers Mainframe computers Servers Different types of computers Desktop Workstation Smaller computers Personal computers Notebooks Laptop Netbooks Convertible/Hybrid Mobile phone Oldest types Personal Digital Assistants (PDAs) Smartbooks Smartphones Most recent types Computers have also developed into mobile forms and shapes Tablets Phablets Mobile technology Wearable Card readers Barcode readers Evolution QRcode readers Radio frequency Identification (Rfid) Embedded computers