1. A type of computer that is intended to be used on a single location. a. Tablet computer b. Laptop c. Netbooks d. Desktop

2. Icons, menus and windows are part of: a. Graphical user interface c. System security b. Applications and user files d. Graphics or games packages

3. Only personal computers need operating systems, not mobile phones or robots. a. True b. False

4. what are the operating systems? a. Hardware b. Software

5. what are the purposes of an operating system? a. to manage applications c. to run the computer’s hardware b. to take over the world d. to protect you from viruses ​