There are different basic types of processing; namely: Batch processing Real time processing Time sharing processing Demand processing Batch processing In Batch processing, data are gathered over a period of time and the batch of transactions is processed together. It employs sequentially processing technique which consists of processing the first record of the file sequence, […]
COMPUTER PROCESSING MODES Read More »
Data processing is the process of converting data into meaningful information. It involves collection of data or gathering of data. Data processing often refers to the use of computers in commercial applications as distinct from engineering applications. It is also an act of collecting data, assembling them and making them available to the processor in
ADVANTAGES OF USING WORD PROCESSING PACKAGES The use of computer allows for neat jobs. It makes typing pleasurable. There is room for corrections such that it does not leave any scar on the document. With the use of computer, text could be formatted to suit the user’s taste. It allows Mail Merging operation thereby relieving
WORD PROCESSING PACKAGES Read More »
INTRODUCTION TO WORD PROCESSING PACKAGES A word processing package enables you to type in and manipulate text. It helps you to enter, store, format, copy and print text. It is a software that turns the computer into a sophisticated typewriter. With any type of word processing software, you can produce any kind of document, large
Computers functions best when used in the right environment. The right environment can be refers to as the computer room/laboratory. Computer room is a room specially created for keeping computers and other peripheral devices. COMPUTER ROOM REQUIREMENT Computer system Furniture Tiles Electricity source Stabilizer Air conditioners/fans Mouse and mouse pad Uninterruptible Power Supply(UPS). Printer Speaker
A System unit also known as a base unit, is electronic circuitry housed within the computer cabinet. It is the part of the micro computer that contains the Central Processing Unit (CPU). THE INTERNAL FEATURES OF THE SYSTEM UNIT Is the main body of a personal computer, typically consisting of a plastic/metal enclosure containing thefollowing:
THE MONITOR The monitor is an output device used to display information. The monitor is also called Visual Display Unit (VDU). It is similar to ordinary television screen. The output on a monitor is called softcopy. This output is available to the user only for as long as another output has not replaced it. Thus,
COMPUTER AND MONITOR Read More »