1. Software

2. Programming languages
Software
Having a job done by a computer is only possible if certain codes are used in a particular order. This code is called the programming language.
The written source code is translated into the computer language by the program compiler or interpreter.
Exp.: C, Pascal, Delphi, Java, Visual Basic, Visual C
Programming languages
Programs that enable communication between the user and the computer.
Controls all movement of the computer system.
Manage resources like CPU, Main memory
Operating systems
A packaged program is software that usually has multiple functions that contain its own installation applications and object libraries in its content.
It can be prepared with various software languages and is usually desktop applications.
Exp: Office programs
Application software

3. Operating System Perform common computer hardware functions
Ex: Get input from keyboard
Provide a user interface
Command-based user interface (ms-dos)
Graphical-user interface (windows)
Provide a degree of hardware independence
Application program interface
Manage system memory
Convert logical view to physical view

4. Command-based operating system types
All commands are entered using the keyboard. You need to know the exact commands to run such software.
Exp: PC-DOS, MS-DOS, Unix, Linux, Netware

5. Command-based operating system types
The commands are given by clicking with the mouse on the related symbols.
Exp: MacOS, OS/2, Windows 3.0, Windows 95, Windows 98, Windows Me, Windows XP, Windows Nt, Linux

6. Current Operating system
Güncel Windows Sürümleri: Windows Xp, Windows Vista, Windows 7
Güncel Linux Sürümleri: Pardus, Truva, Ubuntu, RedHat, Madrake

7. Operating systems Paid and expensive Closed source
It has a visual standard
Easy to use
Customizable
Has software support
Has hardware support
Windows
Free
Open source
No visual standard
It depends on the ease of use version
Does not have software support
Does not have hardware support
Linux

8. Software types Licenced software Freeware Demo Shareware
They are software that can be used by a person or a group that has acquired usage rights or has signed a contract for this purpose.
Licenced software
They are software that is distributed over the Internet, computer magazine CDs or through user groups and is free of charge.
Freeware
Promotion programs. It is a restricted version that shows the capabilities of a software in development or marketing phase.
Demo
Information is distributed by service providers to users free of charge or at a very small subscription fee. These software usually have a usage time of days.
Shareware

9. encryptionencryption
Security Softwares
firewall
Antivirüs softwares
encryptionencryption