Software or software is a computer program that is an instruction that must be given to the processing unit so that the computer can carry out the work as desired. The program is written in a special language that is understood by the machine. This software uses can be classified into 5 types, namely:

1. Operating system (operating system)
2. Utilities Program (Utilities Program)
3. Application Program (Application Program)
4. Package program (Package Program)
5. Programming Language (Programming Language)

Some companies include: Industry Standards Architecture and EISA (Industry Standard Architecture) include:

1. COMPAQ Computer
2. Advanced Logic Research (ALR)
3. AST Research
4. EPSON America
5. Everex Systems
6. Hewlett Packard
7. Olivetti
8. Micronics
9. Nippon Electric Corporation (NEC)
10. TANDY Computers
11. WYSE Tevhnology
12. Zenith Corporation

There are several types of software, including:

1. Software system
The software system is divided into 3 parts:

a. Operating system
Operating systems are the most important part of running a computer device. An operating system is software that bridges between users and hardware. There are several types of operating systems including Windows, DOS, Linux, and so on. Nowadays for many PC types computers use the Windows operating system
b. Utility program
Is the program that functions to help the operating system as described above, such as: anti-virus, defragmenter, diskette format, system checks, and so on.
c. Programming language
An application for converting mathematical calculations into an application. For example, the language programming language BASIC, COBOL. C ++ and so on.…