Hệ điều hành là gì?

• Phần mềm để chạy ứng dụng.

• Middleware để chạy ứng dụng.

• Môi trường để chạy ứng dụng.

• Phần mềm tiện ích.

What is an important development step of personal computer operating systems?

• Plug & play mechanism.

• User-friendly interface.

• Having an operating system.

• Using graphical interface with visual elements.

What is the default interface of personal computer operating systems?

• Command line interface.

• Text-based interface.

• Graphical interface.

• Simple command line interface.

What does the graphical interface represent objects by?

• Numbers.

• Text.

• Images.

• Sounds.

What is a window?

• Allows observation of objects in graphical form.

• A tool to indicate points of action on the screen.

• A rectangular area on the screen dedicated to an application.

• A symbol for easy memory.

What does the easy memory symbol allow?

• Observation of objects in graphical form.

• Zooming in and out.

• Displaying with a pointer on the screen.

• Launching an application.

Which operating system does a PC use?

• Graphical operating system macOS.

• Operating system LINUX.

• Graphical operating system Windows.

• Operating system UNIX.

From which operating system does LINUX derive?

• Windows.

• macOS.

• DOS.

• UNIX.

How does the personal computer operating system develop mechanisms to automatically recognize external devices when starting the computer?

• plug & play

• plug & done

• plug & win

• win & done

Which of the following is NOT a function of the operating system?

• Drafting documents

• Providing an environment for users to run applications

• Copying, deleting, and converting data files

• Managing computer devices