JOHN VON NEUMANN’S MACHINE In 1945, mathematician John von Neumann undertook a study of computation that demonstrated that a computer could have a simple, fixed structure, yet be able to… Read More »ELECTRONIC COUNTING DEVICES AND MODERN COMPUTER
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… Read More »The Processing Device
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… Read More »CARING FOR COMPUTER HARDWARE
Electro-mechanical Counting Devices JOSEPH JACQUARD’S LOOM The Jacquard machine is a device fitted to a power loom that simplifies the process of manufacturing textiles with such complex patterns as brocade,… Read More »ELECTRO-MECHANICAL COUNTING DEVICES
There are different internet or web browsers to browse the internet. Some of the most popular ones are: Internet Explorer, Netscape Navigator, Opera and Firefox, Nescape Navigator. FEATURES IN… Read More »INTERNET
KEYS ON KEYBOARD A keyboard is an input device that resemble a typewriter, which is used to type text, numbers, symbols, commands and to give instructions to the computer. Alphanumeric… Read More »KEYS ON KEYBOARD
These are gates that are formed from combination of two logic gates. There are two types of alternative logic gate: NAND GATE A NAND gate is the combination of an… Read More »Logic Gate
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… Read More »MISUSE OF COMPUTER
BASIC has a number of built in functions that greatly extend its capability. These functions perform such varied task as taking the square root of a number, counting the number… Read More »BASIC PROGRAMMING
Memory is the part of the computer that holds data and instructions for processing. It stores program and instructions or data for only as long as the program they pertain… Read More »Memory Unit
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.… Read More »Computer Monitor
ART OF INFORMATION PROCESSING – CPMPREHENSIVE Art of Information processing can be defined as a series of actions or operations that convert data into useful information. It is the act… Read More »ART OF INFORMATION PROCESSING – COMPREHENSIVE EXPLANATION
Sections of the Keyboard The Keyboard is divided into five sections; I. Alphanumeric keys( Alphabet and Numbers): consist of alphabet (a-z) and numbers (0-9) II. Function keys F1-f12: they are… Read More »Computer Input Devices
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… Read More »Disk Drive
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… Read More »COMPUTER ETHICS
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… Read More »COMPUTER AND THE SOCIETY
Definition of Computer hardware This refers to the physical units or components which make up the computer configuration. The term hardware refers to the tangible parts of a computer that… Read More »Computer Hardware and Software
MEANING OF INFORMATION Information is stimuli that have meaning in some context for its receiver. When information is entered into and stored in a computer, it is generally referred to… Read More »INFORMATION
Definition of Data Processing Data processing is the process of producing meaningful information by collecting all items of data together and performing operations on them to extract information. Data processing… Read More »DATA PROCESSING
Application Software These refer to the program used to solve a particular type of problem or variety of similar problems. Mostly, application programs are produced by an organisation for its… Read More »APPLICATION SOFTWARE – Full Explanation