Meaning of a communication network A communication network can be defined as a set of devices (often referred to as nodes) connected by communication links and is used to transfer information between users located at various geographical points. A communication network can also be defined as a collection of computers, printers and other equipment that […]
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Meaning and importance of computer safety and ergonomics Ergonomics is the science of adapting the job and/or the equipment and the human to each other for optimal safety and productivity. In basic language, ergonomics is the study of fitting the job to the worker rather than the worker to the job. Computer ergonomics therefore means
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Attributes/ Skills necessary for Computer Personnel 1. Analytical skills These will enable systems analysts to understand the organization and its functions, which helps him/her to identify opportunities and to analyze and solve problems. 2. Technical skills Will help systems analysts understand the potential and the limitations of information technology. The systems analyst must be able
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Meaning of hardware/ software selection and acquisition (check) Hardware and software acquisition is the act of coming into possession of hardware and software solutions in an organization. It can also be referred to as gaining, procuring, securing or obtaining hardware and software. Includes but is not limited to buying, renting and leasing as well as
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Historical evolution of computers Abacus 500B.C The abacus, which emerged about 5,000 years ago in Asia Minor and is still in use today, may be considered the first computer. This device allows users to make computations using a system of sliding beads arranged on a rack. Early merchants used the abacus to keep trading transactions.
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Meaning of ICT ICT is an acronym that stands for Information Communications Technology. ICT covers any product that will store, retrieve, manipulate, transmit or receive information electronically in a digital form. For example, personal computers, digital television, email, robots, radio, television, cellular phones, satellite systems and so on, as well as the various services and
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INTRODUCTION TO INFORMATION COMMUNICATION TECHNOLOGY – Click to view INTRODUCTION TO COMPUTERS – Click to view HARDWARE, SOFTWARE SELECTION AND ACQUISITION – Click to view COMPUTER PERSONNEL – Click to view COMPUTER SAFETY AND ERGONOMICS – Click to view INTRODUCTION TO COMMUNICATION NETWORK – Click to view ICT ETHICS AND LEGISLATIONS – Click to view
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