2. SOFTWARE
”Software is a set of instructions, data or
programs used to operate computers and
execute specific tasks.”
3. TYPES OF SOFTWARE
There are two main types of software
1. System software
2. Application software
4. SYSTEMS SOFTWARE
“System software serves as the interface between the
hardware and the end users.”
“System software is a software that provides platform
to other software's.”
Some examples can be operating systems, antivirus software's, disk
formatting software's, Computer language translators etc.
5. The most important features of system
software include
1. Closeness to the system
2. Fast speed
3. Difficult to manipulate
4. Written in low level language
5. Difficult to design
6. Operating System
“An operating system (OS) is a type of system software that
manages computer’s hardware and software resources.”
An OS acts a link between the software and the hardware. It
controls and keeps a record of the execution of all other programs
that are present in the computer, including application programs
and other system software.
10. Application software
An application is any program, or group of programs, that
is designed for the end user.
Applications software (also called end-user programs) include such
things as database programs, word processors,
Web browsers and spreadsheets.
13. WHY USE APPLICATION
SOFTWARE
â—Ź
â—Ź
â—Ź
â—Ź
â—Ź
Software is indispensable for any computer
System Systems software needed for input, calculations, and
output
Application software aids in productivity & easily
Personal tasks using software
To keep everything looking neat and organized
15. PACKAGED SOFTWARE
ď‚—
ď‚—
mass produced, copyrighted retail software that meets the needs
of a wide variety of users
available in retail stores or on the web.
The best example of package software is Microsoft Office, that
has many tools grouped together for example Office,
Access, Excel, Note and Power Point. Custom Software: Custom
software is a specific program that are advanced for a goal in a
department or in a company.
16. CUSTOM SOFTWARE
ď‚—
ď‚—
ď‚—
performs functions specific to a business or industry
the company may use programmers to develop tailor-made custom
software
usually costs more than packaged software
Example
Content management systems (CMS)
Customer relationship management (CRM)
Automated invoicing
E-commerce software solutions
Bug tracking software