VIII. Choose the ending to the beginning and read the text

1. There are four categories of operating systems: …

2. A Single-User/single-tasking operating system is one …

3. An operating system that allows a single user to perform …

4. A Multi-User/multitasking operating system is an operating system …

5. Real-time operating systems are defined by their speed and ability to work …

6. A Real-time operating system is a very fast, relatively small OS that is often embedded, …

7. The microcomputer operating systems common today include MS-DOS, several versions of Windows (Windows 98, Windows 2000, and Windows XP), Mac OS 9, Mac OS X, …

8. Microsoft desktop OSs are common in the business environment. Both UNIX and Linux can be found on high-end servers and on desktop computers. …

…meaning it is built into the circuitry of a device and not normally loaded from a disk drive.

… that allows multiple users to run programs simultaneously on a single network server, called a terminal server.

…with special real-time applications programs.

… that allows only a single user to perform a single task at a time.

…Single-User/single-tasking Single-User/multitasking Multi-User/multitasking Real-Time.