What is Computer system? Define
Answers
Answer:
A computer system is a set of integrated devices that input, output, process, and store data and information. Computer systems are currently built around at least one digital processing device. There are five main hardware components in a computer system: Input, Processing, Storage, Output and Communication devices.....
Answer:
Computer System are collection of hardware and software that are designed to receive , process , manages the instructions given by user and returns output in the form of human readable.
Hardware - it is a physical part for instance input devices , output devices , CPU(Central Processing Unit) and storage devices.
Input Devices - it is used to send instructions by user to perform some task .
Output Devices- it is used to return human readable output after processing of instructions given by user.
Computer Software - it is also known as programs and applications .
computer software is classify into two category.
first is application software and second is system software
System Software - it is user to operate computer system e.g. operating system .
Application Software- it is used to perform a specific task e.g. ms word , adobe reader, notepade etc.
Storage Devices - storage devices are store data
for example -
RAM- Random Access Memory
it is volatile memory when system is off then all data of in it loss
ROM- Read Only Memory
it is non volatile memory means data is permanently stored in it untile delete.
speed of computer system is depends on random access memory .
central processing unit- it Is the brain or the heart of a computer also known as processor and consist of three units namely -
i) Control Unit ( Cu)
ii) Arithmetic logic Unit ( A lu)
iii) Main Memory unit ( M mu)