Pos/355 Operating Systems Paper Week 3

899 words - 4 pages

Operating Systems

Operating system is a software program that operates and manages computer hardware and software components. An operating system can be categorized either as an open source operating system or a closed operating system on the basis of the source code availability for alteration and modification. An operating system that copies the source code into the system when operating installed whereas a closed operating system does not allow viewing, modifying, or updating the source, it only installs the executable files when this operating system is installed into any of the operating systems. Examples of open source operating systems are Linux, UNIX etc., and ...view middle of the document...

In close source operating systems severe exploits can be discovered that allows remote or local users to hack the machine. When exploitation is discovered the user is totally dependent on the company and will have to wait for the new patch to be released by the company. This may be a slow process and may take months to be resolved. Until the new patch is released by the company users suffer their vulnerability problems. But in the case of an open source operating system and there is an exploit found the open source community programmers will remove the possible vulnerability in short time and released a new patches within days or hours.

Closed operating systems are installed by purchasing a license key. This license key is a valid key usually for a year. For example Windows operating system is installed after purchasing the license key. Windows operating systems should also have a firewall system. Good firewall systems can cost a great sum of money. Open-source operating systems are available for free and are licensed under an open source community. For example Linux is licensed under GNU and it also has a firewall system.

In closed operating systems there are many encrypted techniques that are embedded in it. So there may be a risk to using a closed operating system. But in the case of open source operating systems the open source community has literally tens a very good encryption packages in these packages are trustworthy.

As closed systems do not reveal the source code, so everything is controlled by the company. So any kind of help and support is only possible by the company developers. But an open source...

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