Software refers to the programs that control the operation of a computer . Software is is a program and its documentation in a nutshell the term software describes the programs that are used to operate the computer system.
Types of computer software
State types of computer software
There are two types of computer software
i) Application Software
ii) System Software
The difference between systems software and application software
Differentiate systems software from application software
DIFFERENCE BETWEEN SYSTEM SOFTWARE AND APPLICATION SOFTWARE
SYSTEM SOFTWARE
APPLICATION SOFTWARE
System software is used for operating computer hardware
Application software is used by user to perform specific task
System software is installed on the computer when operating system is installed
Application software is installed according to user’s requirements
In general, the user does not interact with system software because it works in the background
In general, the user interacts with application software
System software can run independently. It provides platform for running application software.
Application software can’t run independently. They can’t run without the presence of system software.
Some examples of system software are compiler, assembler, debugger, driver, etc.
Some examples of application software are word processor, web browser, media player, etc
The relationship between software and hardware
Relate software and hardware
RELATIONSHIP BETWEEN SOFTWARE AND HARDWARE
Hardware and software both are interdependent on each other. Each of them should work along to form computer produce a helpful output.
The software can not be used if there is no support of any hardware device.
The software acts as an associate interface between the user and therefore the hardware.
Operating System
The operating system
Define the operating system
What is an operating System?
Some of the definitions are;
A program that acts as an intermediary between a user of a computer and a computer hardware.
It is part of the computing system that manages all the hardware and all the software .operating system performs basic tasks like input from the mouse or keyboard . sending output to the video screen or printer. keeping track of files on the drivers and controlling peripherals such as printers and modems
The various types of operating system
List various types of operating system
There are various types of operating system.The most commonly used types of operating system are:
Batch operating system
Time-sharing operating system
Distributed operating system
Network operating system
Real-time operating system
The function of operating system
State functions of operating system
FUNCTIONS OF OPERATING SYSTEM
Processor management
Memory management
Virtual storage
Device management
Information management Examples of operating system disk operating system, windows 98, windows 2000, windows millennium, windows xp, vista, 7, 8, UNIX, SOLARIS, IBM OS/ 400, LINUX, MAC (OS)X
Using Operating System
The correct procedure of switching On/Off the computer
Applying correct procedure of switching On/Off the computer
SWITCHING ON A COMPUTER
On starting a computer the figure shows you the first screen / windows. the screen is called Desktop. the desktop operating system composed of a task bar on which the start button is located. the other items appearing on the desktop are called icons.
SWITCHING OFF A COMPUTER
There are procedures that has to be followed when shutting down the computer.
close all opened programs
click the start button on the task bar
click on the shut down or turn off the computer
from the dialog box that appears, select shut down or turn off the computer
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