PARTS OF COMPUTER KEYBOARD

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THE COMPUTER A computer is an electronic device that can accept data and process data in order to get the required information. The computer receives data through the input device, and it processes the data to generate 1information which it produces and displays through the output device.   PARTS OF THE COMPUTER A computer has … Read more

REASONS FOR CARES OF COMPUTER USERS

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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 a long time causes fatigues, tiredness, and other forms of human unrest. This situation, if … Read more

CARING FOR COMPUTER USERS

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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/posture. Using anti – glare protector. Maintaining dust free. Replace faulty components. Ventilation Enumerate ways of caring for computer users. Demonstrate correct … Read more

CARING FOR COMPUTER HARDWARE

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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 hardware includes speaker, scanner, microphone and joystick.   STEPS FOR CARING FOR COMPUTER HARDWARE Position … Read more

MISUSE OF COMPUTER

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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 of software from friends and colleagues for use on their system without paying for it. … Read more

CAREER OPPORTUNITIES IN COMPUTING

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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 computers.   Hardware Maintenance and Support: To service computers.   Business Analyst: Offer computer solutions … Read more

COMPUTER AND THE SOCIETY

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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 SCALE APPLICATION OF COMPUTER IN THE SOCIETY Digital Wrist watches replacing clock. Word Processing replacing … Read more

Uses of IT Devices

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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 problems. Cell phone: A cell phone is used for making and receiving telephone calls. It … Read more

Electronic Organizer

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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 and data For keeping memories Assist teachers in planning lesson Illustrate the school’s goals or … Read more

Disk Drive

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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 stores data, programming languages band applications software only. This storage is only for some time. … Read more

Disk Drive

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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 write speed than RAM   Strategies & Activities: Step: Teacher revises the previous topic. Step … Read more

HARD DISK

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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.   DIFFERENCE BETWEEN FLOPPY DISK AND HARD DISK A floppy disk is a circular piece … Read more