Computer software Operating systems
The objective of the lesson:
To explain what the software is and why it exists;
to learn to distinguish the system, application software.
The notion of software
The program - is a specific set of ordered operations for a computer to perform. The collection of all programs designed to run on a computer, called the software computer. A computer is considered as a system consisting of interrelated parts: hardware (technical devices) and software.
Computer programs
Application Software
System Software
Systems of programming
Systems of programming
System software includes the operating system and service programs.
Operating System - a set of programs that provide operation of all computer devices and gives the user access to computer resources.
The most common operating system for personal computers:
Windows
Apple
System Software
The computer is part of the "man - computer" system.
Means to ensure the relation ship between the objects of this system is called interface.
Interface
Custom interface
Hardware and software interface
hardware interface
Facilities interaction hardware and program ensuring
Facilities interaction between devices computer
Facilities interaction human and computer
Systems of programming
Programming - is the process of creating programs, the development of all types of software
To record the programs used specific languages - programming languages (formal languages)
Complex software designed to develop computer programs a programming language, called programming system
General purpose applications
Graphic
editors
- Graphic editors
Electronic
tables
- Electronic tables
Text
editors
- Text editors
Multimedia
players
- Multimedia players
Presentation Software
- Presentation Software
Control systems
database
- Control systems database
Applications for special purposes
Mathematical
packages
- Mathematical packages
Publishing
system
- Publishing system
Geoinformation
system
- Geoinformation system
Accounting
programs
- Accounting programs
Computer-aided system
CAD design
- Computer-aided system CAD design
Programs of computer modeling
- Programs of computer modeling
Textbooks, exercise machines, dictionaries
- Textbooks, exercise machines, dictionaries
Operating system (OS)
is system software that manages computer hardware and software resources and provides common services for computer programs.
Home work :
1. Make a scheme describing the structure of the computer software. Insert the logos of each program into the scheme.
2 . Open the text document, fill in the following table, specifying the software on the computer.
Software
Example
operating system
archive program
Antivirus program
Communication program
programming system
Text editors
Graphic editor
Edit presentations
Spreadsheets
Electronic textbook
A game
Editors working with the sound
Editors working with the video
