Computer Software and Buying a Computer
2 major components of system software
- Operating System - Utility Software
EULA (End User License Agreement)
A legal contract between the software manufacturer and the user of an application
Network License
Allows anyone on a network the legal right to use the software
A software license usually answers which 3 of the following questions?
Can the program be copied, modified, or redistributed? Where, how, and how often can the program be installed? Can the program's source code be viewed?
Operating System (OS)
Controls the functions of a computer, and determines which applications can be used on a device.
Linux operating system (OS)
Free and open-source software that can be used and modified by anyone without cost. Most common OS on servers, mainframes, and supercomputers. Underlying OS for most video game consoles and embedded computers as well as the underlying software for the Android OS. Only a very small percentage of personal computers use the Linux OS.
Mac OS
Known for great graphics capabilities. Industry standard for photo editing, film/movie development, graphic design, etc. Hollywood loves Apple!macOS has a reputation for easy use. macOS Mojave is the most current release from Apple.
While there are many reasons to purchase a Macintosh laptop, three reasons to purchase a Windows laptop instead include:
Macintosh laptops tend to be more expensive than Windows laptops. Some Microsoft applications are easier to run on a Windows computer than a Macintosh computer. Some professions, such as those in the medical industry and the military, use Windows-based computers.
Every computer must have operating system (OS) software. This operating system is often referred to as the ___ of the computer.
Platform
Utility Software
Provides maintenance support for a digital device
system software
Provides the structure and control necessary to run the computer and its peripheral devices
Single-User License
Restricts the use of software to one user at a time
Applets
Small application programs Often utility programs Perform less-complex functions
Site License
Software is installed on the device of qualified users who request the software inside an organization.
Programs that offer the structure and hardware control necessary to run the computer and its peripheral devices are called _____ software.
System
Operating System
The most important software on your computer
Which three of the statements are true statements regarding utility programs?
Utility programs often perform a specific maintenance type of task. Common utility programs include disk formatting, disk cleanup, and disk defragmenting. Utility programs are included with both Windows and macOS.
