The Role And Impact Of Information Technology On Everyday Life.

IT and our way of life

Collecting, storing, manipulating and sharing data and information has become easier for us today thanks to computers and telecommunication devices. Sometimes we barely notice the effects of ICT on our lives due to how integral it has become…

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Classification Of Computers By Type

Digital computer

After classifying computers based on their sizes/capacities and their purposes, we can also have a different classification based on the type of data a computer handles. There are different ways in which data can be generated in a…

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Classification Of Computers By Purpose

Computer by purpose

In our previous post we looked at the different ways in which computers can be classified. We also dealt with classifying computers based on their sizes and capacities. Computers can also be classified based on their purposes and…

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Classification Of Computers By Size And Capacity

Computer by capacity

Today computers come in a wide variety of sizes, capabilities, designs and what have you, that it makes it difficult for one to easily classify them. We have types of computers today ranging from : tiny computers embedded…

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Responsible Use Of Computers

Computer Ethics

Generally, ethics is a system of standard moral behavior governing the appropriate conduct for a person or group in the society. For example, considering proper and ethical use of school or company resources, many schools and businesses have…

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Threats To Computers And Users

Hacker

Computer systems today are under attack from a number of sources. This range from natural, human and health threats. These attacks can have negative impact on your computer system and your life. Examples of these threats include heat,…

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Attributes Of A Good Information System

For information to be useful to the decision maker, it must have certain characteristics and meet certain criteria. Some of the characteristics of good information are as follows: completeness, timeliness, accuracy, clarity and concise, relevance, trustworthiness, cost-effective and…

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Types Of Information Systems – What Are The Different Types Of Computerized Information Systems?

Types of IS

The purpose of a computer-based information system is to provide managers (and various categories of employees) with the appropriate kind of information to help them make decisions. There are several types of computer-based information systems, which serve different…

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Manual And Computerized Information System

Manual Filing system

Although manual information system is still being used, the advent of computerized information system has immensely influenced the growth of most business and institutions such as banks, hospitals and schools. What is the difference between manual and computerized…

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Introduction To Information Systems -The Five(5) Major Components of Information Systems

End user

Do you know that you become part of a system that produces the information you need in order to make a decision? This system is called Information System, (IS). The purpose of this information system is to turn…

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