Basic Guide on Using the Internet for Junior Secondary Students
The Internet is a global system of interconnected computer networks of private, public, academic, business and government networks. This guide will help you
Number Bases and Basic Programming for Junior Secondary Students
Number bases are a system that uses digits to represent numbers in a counting system. This tutorial begins with number bases, including decimal, binary, octal, and hexadecimal number conversions. Then it concludes with BASIC programming language.
Information Technology and the Digital Divide for JSS (Updated)
Information Technology describe devices and applications used to create, modify, store, communicate and manage information. Digital divide is the gap in ICT.
Examples of Computer Viruses and the Human Issues (updated)
Computer viruses are small software programs that are designed to spread from one computer to another. There are examples of computer viruses that are known to have caused a loss of revenue in history. We shall explore computer viruses in detail.
Different Generation of Computers [1st to 5th] (updated)
There are five generations of computers (1st to 5th). Each generation represents a major breakthrough in technology. The first generation of computers is based on vacuum tubes and the fifth generation is based on artificial intelligence and machine learning.
Fundamental Computer Ethics and Safety Measures (updated)
Computer ethics is a set of moral principles that govern and regulate the use of computers. These are privacy and social concerns that affect the use of computers and computer software.
Fundamental Concepts of Computer System
This tutorial teaches beginners the basic concepts of a computer system. It is for Beginners and junior secondary students who wish to understand basic concepts
Database Models for Beginners and Students
A database is a collection of data that is organized in a specific way for easy access using queries. It is a data structure that stores organized information. Database models are used to determine how data are logically structured or designed.
Counting Devices and the Modern Computer System
Electronic Counting Devices gave way to modern computer. with the invention of Herman Hollerith Punch Cards and the development of Von Neuman Architecture.
Information Transmission and Information Evolution (updated)
Information evolution could be classified into four different stages. Information transmission is the process of passing information from a source to an end.
The Concept of Data and Information for Beginners (Updated)
Data and information are useful computer concepts that everyone new to computer systems should know. Data could be viewed as raw values extracted from variables through measurements, experiments, or observations while information could be seen as an interpretation deduced from data.
The Industrial Age and Electronic Age 1: A Comprehensive Introduction (updated)
The industrial age gave birth to great thinkers and inventors whose inventions ushered in modern civilization. The electronic age is also known as information era