IT for Communication

Documentation on IT terms and definitions is about procedures, CPU, microcomputers, data files, ALU, registers, machine cycle, hexadecimal, byte, CU, codes, SDRAM, data, characteristics of registers, EEPROM, virtual memory, mechanical mouse, pointing device, PDA, typewriter keyboard, MICR, output devices, unicode, CAM, laser printers, BIOS, GUI, thermal printer, CRT, application software, MS word, PAN, WAN, modem, TCP/IP, LAN, mesh topology, protocol, optical fibre, non-malicious threats, power...

IT for communication revision notes is about the legal framework for fighting cyber security, risks associated with sending credit card information over the internet, four examples of common productivity software used by businesspersons, advantages and disadvantages of physical topology of a network, half duplex and full duplex mode of communication, guided media, radiated media, FTP, PSTN, circuit switching and packet switching, malicious and non-malicious threats, hacking or damaging a compute...

IT for communication exercises is about questions and answers. The questions are list the main characteristics of the computer, describe the characteristics of the computer, list three significant limitations of the computer, explain briefly the use of computers in the following areas (a) Education, (b) Advertising, and (c) Government.

Local Area Networks and Internet presentation is about local area network, how is a local area network implemented, TCP/IP, PSTN, DNS, NAT, internet and intranet, web browser, cryptography, computer virus, symptoms of virus attack, steps to reduce virus infection, email and reduce getting spam in your inbox.

IT for Communication exercises is about questions and answers. The questions are how Information Technology can help disabled people to communicate effectively, briefly explain what is meant by an Operating System, list down three functions of an operating system, explain clearly what is meant by the term multitasking, describe the following terms graphic user interfaces, menu driven interfaces, command driven interfaces and describe the impact of ICT in society.

The IS industry presentation is about IS in organisations, decisions need data, data flow up the hierarchy, different needs, information needs, reminder, different information, different information systems, transaction processing system, management information systems, decision support systems, MIS example, strategic information needs, enterprise information systems and other types of information systems used in organisations.

Strategic Information Systems presentation is about the role of IT, Porter's Competitive Forces Model, Porter's Model in Action, competitive strategies, examples of businesses defending themselves against the five competitive forces, Domino's Pizza's Competitive Strategy, value chain model, the value chain of a firm, using IT for strategic advantage, customer focused business, reengineering the processes, improving quality, agile company and virtual company.

Hardware & Software used in ICT systems and ICT in society presentation is about computer, key concepts, components of computer systems, key components, input systems, output systems, storage systems, software, user interfaces, functions of operating system, operating systems, application software, the processor, ICT in society, education, banking, public safety, industry and commerce and questions.

Digital Data Communications Techniques presentation is about data, three components of data communication, data transmissions, digital coding, advantages of digital transmission, the use of analog transmission, analog encoding of digital data, modem, data compression, digital transmission of analog data, codec vs modem, asynchronous and synchronous transmission and digital interfaces.

Information Systems for Competitive Advantage presentation is about decision-making levels of an organisation, operational level, managerial level, executive level, organisational functional areas, business process supported by functional areas, major IS tasks, automation, benefits of automation, organisational learning, strategy and competitive advantage, competitive forces, pursuit of competitive advantage and how IS enhances firm's competitiveness.