Lesson Notes, Audio Lessons, Exam Questions
Lesson Notes, Audio Lessons, Exam Questions
This section covers Computer Studies, ICT, and IT lessons for all class levels. Whether you are starting with the basics of computer literacy or advancing into programming and networking, you’ll find organized content that aligns with school curricula.
Students and teachers can explore topics such as computer hardware, software, internet usage, word processing, spreadsheets, coding basics, and cybersecurity.
These resources are ideal for boosting classroom learning, preparing for examinations, and improving real-world tech skills necessary for academic and professional success.
Learn Computer Studies, ICT, and IT for all classes with carefully structured topics. Access lessons designed to build digital skills from basics to advanced levels.
Human ware refers to the human beings that use the system. In other words, the users of the computer system are the end – users and professional alike. REASONS FOR CARING FOR COMPUTER USERS Reduce fatigue Using the computer for…
Human ware refers to the human beings that use the system. In other words, the users of the computer system are the end – users and professional alike. CARING FOR COMPUTER USERS Sitting position Using anti – glare protector. Maintaining…
Hardware is the physical computer equipment that we can see and touch. They include: The input devices such as a mouse and keyboard, the processing device like system unit. The output device like printers and video display units (VDU). Other…
AREAS OF COMPUTER MISUSE There are however many areas where computer has been used for wrong or negative things. These are including: Piracy Computer software is written by computer programmers for sale. However, a lot of users simply get copies…
There are many careers opportunities in computer, these include: Teacher: To teach at primary, secondary and tertiary levels. Computer Programming: To write computer programs. Computer Engineering: To assemble and repairs computers. Computer Analysts: To determine programs inside…
Computer and computer applications are used in various aspects of human activity. In fact, most professions have application software written specifically for them to solve certain tasks. Architects have the AUTOCAD software that aid in the design of building and other structures. SMALL…
DRAWING A LINE To draw a line: Click the line tool. To draw the line, drag the pointer. Draw a perfectly horizontal, vertical, or diagonal line. DRAWING A RECTANGLE To draw a rectangle Click on the rectangle tool. Drag…
The mouse is that part of a computer which looks like a live mouse. The mouse tells the computer what to do by controlling the characters of the keyboard. A mouse has two buttons on it. It can also be…
We can ask the computer to do many things by working on the keyboard. A keyboard contains letters of the alphabet, A– Z and numbers 0–9. It also contains function keys F1, F2, F3, F4, F5, F6, F7, F8, F9,…
The monitor shows on its screen what is typed into the computer. It also shows what is stored in the computer when needed. The monitor looks like a television set. It is also called the visual display unit (VDU). There…
Many objects function like the computer. We make use of some of these objects in our daily activities. They are electronic devices. Some of these devices and their uses are: Calculator: A calculator is a machine used for solving arithmetical…
A digital wrist watch is used for keeping time. It tells time in seconds, minutes and hours. A digital wrist watch also shows the date. Parts of a digital wristwatch Case: The case holds the inner working parts of the…
An organizer is used for keeping personal records, data or information. You can use it for keeping the birthdays of members of your family and those of your friends. Uses of organizer Assist students in organizing information. For storing information…
A smartphone is a cell phone that allows you to do more than make phone calls and send text messages. Smartphones can browse the Internet and run software programs like a computer. Smartphones use a touch screen to allow users…
FLOPPY DRIVES Named for the media disks that could be pulled out and that would ‘flop’ when carried. These disks are designed to allow users to store data to a disk, remove it and carry the data elsewhere. These typically…
Storage devices are parts of the computer system in which we store information. The two kinds of storage devices are the Main memory storage devices, and Backing storage devices. The main memory storage devices a) Random Access Memory (RAM) RAM…
Hard disk drives Advantages Large capacity Faster than optical disks like DVD’S Persistent storage Easily replaced and upgraded Disadvantages of Hard Disj Drives Relies on moving parts Disk surface can be damaged Heavy power consumption Noisy Slower read and…
A hard disk drive (HDD) is a non-volatile computer storage device containing magnetic disks or platters rotating at high speeds. It is a secondary storage device used to store data permanently, random access memory (RAM) being the primary memory device.…
MEANING OF DISK DRIVE A drive is a location (medium) that is capable of storing and reading information that is not easily removed, like a disk or disc A disk drive is a device that reads and/or writes data to…
The Processor Process: – Process is the operation of data or information as per given instruction. It is totally internal process of the computer system. CPU (Central processing Unit) is the main processing device of the computer The main…