1. Introducing Operating Systems

2. 1. A small picture on desktop is called _________. 2. The most common icons in desktop are ___________ and _______________. 3. In a _____________ system, many people can use the computer at the same time. 4. _____________ is a computer program or software. desktop multi-user icon My computer Microsoft taskbar Windows double-clicking single-user Recycle bin

3. 9. The _____________ is a long bar at the bottom of the desktop. 5. In a ____________ system, only one person can use the computer at a time. 6. Windows is a software developed by ______________. 7. A program can be opened by _______________ the icon. 8. The picture on the screen when you open the computer is called _____________. desktop multi-user icon My computer Microsoft taskbar windows double-clicking single-user Recycle bin