Now-a-days computer is playing a main role in everyday life it has become the need of people just like television, telephone or other electronic devices at home. It solves the human problems very quickly as well as accuratly. The important characteristics of a computer are described below:
1. Speed
The computer is a very high speed electronic [...]
Computers can also be divided into three categories depending upon their instruction and form of input data that they accept and process. These are:
Analog Computers
Digital Computers
Hybrid Computers
1. Analog Computers
The word “Analog” means continuously varying in quantity. The analog computers accept input data in continuous form and output is obtained in the form of graphs. It [...]
Computer is an electronic machine that is used to solve different kinds of problems according to a set of instructions given to it. Computer consists of different units that perform various functions. All the operations of the computer are controlled by the program instructions. These program instructions are known as software. A system is a [...]
Microprocessor
The processor used in microcomputer is referred to as Microprocessor. Today microprocessor used in microcomputer designed in a single chip and fits into a special socket on the motherboard. The most fundamental part of the the mothermoard is the microprocessor chip. In personal computers two types of microprocessors are useed. These are:
i) Inter Microprocessor
This microprocessor [...]
RAM stands for Random Access Memory. Actually the main memory or primary storage is referred to as RAM. It consists of memory chips that can be read from and writtern to by the processor. When the computer is powered on, certain operating system files load into RAM from the storage device such as a hard [...]
