It is called Freeware. Software with a evaluation period is called Shareware
trial versions are generally free to download and install, but have limited usability and are limited use.
no....because an open source software is distributed for free
Freeware
The term open software means software that is available in open source code form. It is software that is free to be distributed to anyone who wants it.
Shareware is free software that may be distributed after which a fee may be requested for continued use.
It is called 'malware'.
Yes, certain software known as shareware, are distributed on the web.
Open source software can sold or distributed free of charge in compiled form but must always include the source code. Software is also know as computer programs.
It is called Free Trial Software.
What type of software is free to try but then you have to buy?
Distributed Software engineering is combination of distributed system engineering and distributed system architecture For more detail you need to go through the following topics 1)Distributed systems issues 2)Client-server computing 3)Architectural patterns for distributed systems 4)Software as a service
Spyware is a malicious software that aids in gathering information about a person or organization without their knowledge. Spyware can get in a computer as a software virus or as the result of installing a new program. Freeware, on the other hand, is derived from "free" + "software" which means this software is available for use at no cost. They are created by volunteers and distributed for free.