Computer Studies/ICT/IT (All Classes) Archives

The Educator’s Guide To Using Video In Teaching And Learning

Computer Studies/ICT/IT (All Classes), Data Processing/Information Processing, Education

The Educator’s Guide To Using Video In Teaching And Learning During the recent COVID pandemic, the education industry went through a major paradigm shift. Classroom lectures were not feasible considering the risk factors during the COVID pandemic. It is why the education industry started using online channels to continue its operations. Also, online learning platforms […]

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COMPUTER HARDWARE & SOFTWARE

Computer Studies/ICT/IT (All Classes), Data Processing/Information Processing

HARDWARE Computer hardware is generally used to describe all the electronic and mechanical elements of a computer system. It includes the physical equipment in a computer system e.g. cable, mother board, the processor, monitor, speaker etc. In other words, hardware is all the physical parts of a computer system that can be seen, felt and

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OVERVIEW OF COMPUTER SYSTEM

Computer Studies/ICT/IT (All Classes), Data Processing/Information Processing

DEFINITION OF COMPUTER Computer can be defined as a programmable machine which can accept data through an input device, process the data accepted with pre-defined instruction and present the result through an output device in a desired form. A Computer is an electronic device that can accept data, store data and processed data to produce

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HISTORICAL DEVELOPMENT OF COMPUTING DEVICE

Computer Studies/ICT/IT (All Classes)

The term computing means using logical and mathematical methods to calculate or process data. Some devices were used to do this even before the invention of the computer. Examples of such devices include; Abacus, Slide Rule, Napier’s Bones, Percaline, Stepped Reckoner. ABACUS (made by sir Abacus) :It was used then to perform addition, subtraction, division

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COMPUTER INPUT DEVICES: KEYBOARD & MOUSE

Computer Studies/ICT/IT (All Classes)

KEYBOARD This is a board that contains many which users can connect to the system unit to be able to enter words, numbers and special characters. It is an input device. The most common type of keyword nowadays is the QWERTY keyboard (name obtained from the first six letters on it). FEATURES OR STRUCTURES OF

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HISTORICAL DEVELOPMENT OF COMPUTING DEVICES II

Computer Studies/ICT/IT (All Classes)

JACQUARD’S LOOM Is a mechanical loom, invented by Joseph Marie Jacquard in the year 1801. It was used for manufacturing textiles with complex pattern. [e.g. damask, brocade etc.]. It was usually operated with punch cards. DIFFERENCE ENGINE This device was invented by Charles Babbage (known as the Father of Computer). It was used in producing

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COMPUTER INPUT DEVICES

Computer Studies/ICT/IT (All Classes)

AN INPUT DEVICE This is a device which is used to enter data into the computer system. All input devices are collectively called input unit (i.e. input unit of the computer hard ware is made of input devices). EXAMPLES OF INPUT DEVICES Mouse Barcode reader Keyboard Numeric key pad Light pen Digital camera Joy

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COMPUTER OUTPUT DEVICES

Computer Studies/ICT/IT (All Classes)

AN OUTPUT DEVICES An output device is a device that provides the result of data processing to the user. All output devices are grouped into a single unit of the computer hardware called OUTPUT UNIT. Examples of Output Devices are; Monitor ( also called Visual Display Unit-VDU) Printer Graph plotter Speaker Multimedia Projector. FEATURES OF

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DATA AND INFORMATION

Computer Studies/ICT/IT (All Classes)

WHAT ARE DATA AND INFORMATION? Data are raw facts. This means that when facts are collected about people, places, items, and events, animal and so on, data is obtained. Therefore data can be said to be the raw materials for producing information. Information is referred to as processed data, i.e. data that has gone through

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OVERVIEW OF COMPUTER HARDWARE

Computer Studies/ICT/IT (All Classes)

COMPUTER HARDWARE Computer hardware efers to the physical component of the computer system. It is every physical part of the computer system that can be seen and torch e.g. Keyboard, mouse, screw, motherboard etc. The components of the computer hardware are: SYSTEM UNIT AND PERIPHERAL DEVICES SYSTEM UNIT/DEVICE This is the part of a computer

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THE PAINT

Computer Studies/ICT/IT (All Classes)

This is a graphic program that can be used to create drawing on a blank page or on top of other pictures in the computer. Paint is incorporated with windows. It is also used to open and edit pictures. Starting Paint To load paint, take the following steps Click on Start button Point on All

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LOADING AND EXISTING MS WORD

Computer Studies/ICT/IT (All Classes)

LOADING AND EXISTING MS WORD Loading Microsoft Word: Microsoft Word is a word processing package that enable the user to type, correct, edit, format and print out text and graphics in letters, reports, newsletters, etc. Steps on how to load Microsoft Word Click on the ‘start’ button at the left bottom of the screen. Move

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WORD PROCESSOR

Computer Studies/ICT/IT (All Classes), Data Processing/Information Processing

What is Word Processor? This is the act of typing, editing and printing of textual or graphical information using a word processor. Word processor is a software package used on microcomputers with processing power that allow text editing and production of report and documents. Text Document This is a written printed or online document that

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COMPUTER GRAPHICS PACKAGE

Data Processing/Information Processing, Computer Studies/ICT/IT (All Classes)

A graphic is a digital representation of drawing, chart or photographs. It can also be called a picture or image which contains no motion or animation. Graphic package is an application that can be used to create and manipulate images on a computer. Computer graphics are used in many applications including science, engineering, advertising, multimedia

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MICROSOFT POWERPOINT

Computer Studies/ICT/IT (All Classes), Data Processing/Information Processing

What is Microsoft Power Point? Microsoft PowerPoint is a presentation program that is incorporated in Microsoft Office suite package. It offers word processing, outlining drawing, graphing and presentation management tools Starting a presentation with Microsoft PowerPoint There are two ways of starting Microsoft PowerPoint Click on start button, choose All Programs and click PowerPoint Double

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GENERATION OF COMPUTERS

Computer Studies/ICT/IT (All Classes)

generation is often referred to the state of improvement in the development of a product. Generation of computer is the advancement of computer technology from time to time. In every generation, the circuitry has become smaller and more advanced than the previous generation. Each generation of computer is characterized by a major technological development. There

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INPUT DEVICES

Computer Studies/ICT/IT (All Classes)

INPUT DEVICES An input device is a peripheral (piece of computer hardware equipment) used to provide data and control signals to an information processing system such as a computer or information appliance. Examples of input devices include keyboard, mouse, scanners, digital cameras and joysticks, etc. An input device is any hardware device that sends data

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ICT GADGETS

Computer Studies/ICT/IT (All Classes)

ICT (Information and Communication technology) is an umbrella term that includes any communication, encompassing; radio, television, cellular phones, computer and network hardware and software, satellite systems and so on as well as the various services and applications associated with the much as video conferencing and distance learning. ICT also refer to all the technology used

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COMPUTER PROFESSIONAL

Computer Studies/ICT/IT (All Classes)

A computer professional maybe: A person working on 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 the area of computing. JOB TITLES FOR COMPUTER PROFESSIONALS INCLUDES Programmers and software engineers Computer scientists Computer system

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SPREADSHEET

Computer Studies/ICT/IT (All Classes)

A spreadsheet interactive computer application program for organization, analysis and storage of data in tabular form. A spreadsheet application is a computer program such as Excel, open office Cacl, or Google Docs spreadsheets. An electronic spreadsheet is a computer program that is used for storing, organizing and manipulating data. A spreadsheet is a software package

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