What is computer software?
Computer software is a collection of computer programs and related data that
provides the instructions for telling a computer what to do and how to do a
particular task.
What are the types of computer software?
The answer is, there are three categories
of software which are:
Ø System software: controls and maintains the operations of the computer and its
device.
Ø Application software: makes users more
productive and assists them with their tasks.
Ø Programming language: it suits programmers to communicate with computers
We also learned software layers which are
the steps followed by a computer user.
Application program is where the normal
computer use occurs such as using word program.
Operating system receives and order from the
application program and it checks. When it realizes that the data is safe it
proceeds to the next step.
Device driver has a contact with printers and
other hardware. It is also able to connect OS directly to hardware devices.
Bios (system software) Contains library routines and common tools that hide
the operating system from applications.
Operating system
What is operating system?
An operating system (OS) is a
collection of software that manages computer hardware resources and provides
common services for computer program.
What are the functions of operating system?
Ø
Performing computer basis tasks
Ø
Provides a user interface
Ø
Provides file management
System software
What is system software?
System software runs the hardware and computer system.
Functions of system software
Ø Monitoring
system activities
Ø File
and disk management
Applications software
What is application software?
Application software was designed to help the users to
perform specific task like business activity, office suits, and graphics
software and media players.
What are the functions of applications software?
Ø
Application software provides high
level service that users can access.
Ø
Application software inter acts
other software to do their necessary tasks.
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