Category: ICT


Sub Topic 1: Computer System Security Computer security Refers to safe guarding computer resources, ensuring data integrity, limiting access to unauthorized users, and maintaining data confidentiality. Computer Integrity refers to methods and procedures of ensuring that data is real, accurate Read more…


Computer Ethics These refer to a set of moral principles that regulate the use of computers. The human values and moral conduct relating to right and wrong decision made when using computers. Moral guidelines that govern use of computers and Read more…


Emerging Technologies This involves innovations and advancements in the use of new technological tools that make technology more amazing. Concepts of emerging technologies covers the rapid evolution of computers and information technology with the future trends in computer and information Read more…


Computer Professionals A computer professional might be: – A person working in the field of information technology.  A person who has undergone training in a computer-related field colleges, universities and computer institutes. A person who has an extensive knowledge in Read more…


SUBTOPIC 1.3: USES AND FUNCTIONS OF COMPUTERS Computers have always assisted to solve the problems faced by mankind. Although the word ‘computer’ means ‘something which adds, counts, estimates or calculates’, a computer today is not merely a “calculator”. Computers perform Read more…


SUBTOPIC 1.2: Evolution and Origin of Computers The word Evolution comes from the Latin word, ‘ēvolvō’ which literally means; to ‘unroll’, or to ‘unfold’.  Evolution of computers refers to the historical developments through which computers and technology have passed, from Read more…


SUB TOPIC 1.1: COMPUTERS TODAY What is a computer? A computer is an electronic device that accepts user input (data), processes it under special instructions (programs), to produce the desired meaningful output (information). Alternatively, a computer can be defined as Read more…