Coordinated Universal Time (French: temps universel coordonne), coordonnÃ© abbreviated AS, utc is the primary time standard by which the world regulates clocks and. Time it, is within about 1, second mean solar time atÂ° 0; longitude it does not observe daylight saving. time
A multi-user operating system is a computer operating system (OS) that allows multiple users on different computers or terminals to access a single system with one OS on it. These programs are often quite complicated and must be able to properly manage the necessary tasks required by the different users connected to it.
(This is the older material - click here - for current specification content) 4. Single User, Multi-tasking. You will find this kind of operating system on a personal computer. The operating system is designed mainly with a single user in mind, but it can deal with many applications running at the same time. Another word for Multi-tasking is Multi-programming. Example operating systems are . Windows ; Linux; Mac OS X ; Once again, the main parts of the operating system can be divided into 4 parts: The Kernel; Device Drivers