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Showing posts from September, 2017

PROCESSOR

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The processor is the major component of any system board. It can be thought as “Brain” of the computer system because it reads, interprets, and executes software instruction and also carries out arithmetic and logical operations for the system.

CD ROM DRIVES

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CD-ROM drives that operate at the speed of a conventional audio CD player are called single – speed (Ix) drives. Advanced drives that spin twice, and three times as first as the typical CD player are referred to as double – speed (2x) drives, triple – speed (3x) drives, and so forth. Single –speed drives transfer data at a rate of 150KB per second. Double – speed drive

HARD DISK DRIVE

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The system unit normally comes from the manufacturer with a floppy disk drive (FDD) a hard disk drive (HDD) , and a CD-Rom drive installed ; The system’s disk drive capacity is not usually limited to the standard units installed .In

RANDOM ACCESS MEMORY (RAM) AND READ ONLY MEMORY (ROM)

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Ram and Rom are the two types of computer memory that provides storage internal to the computer system. They are the primary storage areas in the computer system. They are part of the computer than holds data and instructions (programs) for processing as well as the intermediate and final results of processing. Note that the term “memory” is usually used as a short form for physical memory, which refers to the actual chips capable of storing data or information in bits. Ram: Ram is called temporary because as soon as the microcomputer is turned off, everything in ram is lost. It is also

SYSTEM MODULES

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A module is a separate unit of software or hardware. System modules are those computer components that can easily be changed. The typical characteristics of module components include portability which allows them to be used in a

SIMPLE HARDWARE MAINTENANCE TIPS:

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1.     When cleaning your computer, first spray cleaning solutions on a cloth then, apply the cloth to your computer. Never spray cleaning solution directly on the system compo

PC UPGRADE AND MAINTENANCE

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What is PC? PC is an acronym that stands for personal computer. They are those smallest, inexpensive and most familiar kinds of computers largely owned by individuals. They are also called micro computers. They can fit next to a desktop or can be carried around. They are most widely used and fastest growing type of computer. Micro computers are of several types they are: (PDA) and Palmtops. Desktop PCS, Tower PCS, Lap tops, Notebooks, Desktop PCS Personal digital assistance Desktop PCS : These are those in which the case or main housing sits on a desk, with keyboard in front and monitor often on top. Desktops are small enough to fit on top

HOW TO FORMAT A COMPUTER (USING WINDOWS XP)

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• Insert a formatting software in your computer and switch off your computer • Switch on your computer again and press any key to boot from CD Rom OR • Switch on your computer • Enter setup (press f10) to enter setup in some system it will ask you to press the escape key, or f2 to enter setup. • Select your language (English) • When you enter setup, you  set your  system to boot from CD Rom • You then save and exist when you must have set it to boot from CD Rom Note: This method should be carried on from the file menu, your system will restart, and then you press any key to boot from CD Rom. After setup environment or procedure, you will see these options which states