Functions of a Computer Operating System

Computer Operating systems have been emerged as the most integral component of every computer system in the world. You won't be able to use a computer without operating system. Virtually most of recent operating systems are designed with the common user in mind. An operating system is an interface between computer and the end-user.

Among the main basic functions, every computer operating system does include the following:

• Managing Random Access Memory (RAM)
• Managing computer hard disk
• Scheduling various tasks on computer
• Providing reasonable level of security to computer to prevent any extrnal party to gain access to your computer
• To navigate various programs on computer ant many more

Reference : http://ezinearticles.com/?id=1453401,