2.bois is a program to modify cmos ram parameters. When starting the computer, press the del key to enter the bios program menu and modify the cmos parameters.
3.windows XP operating system is a system software used to run and manage the hardware and software resources of the whole computer, which belongs to multi-user and multi-task operating system.
4. The physical components that determine the overall performance of microcomputer are motherboard, memory, graphics card and processor. In addition to these components, the motherboard chipset components determine the stability of the whole machine.
5. At present, the graphics cards configured on the computer are divided into integrated graphics cards and independent graphics cards, among which the independent graphics card has better performance.
6. Name five commonly used microcomputer devices using USB interface: keyboard, mouse, printer, scanner and USB flash drive.
7. The main measures to prevent virus are:-. - 。 - 。 - 。 -
8. At present, the memory types on the computer are sdram, ddr ram and rddam. Generally speaking, the larger the memory, the stronger the data processing ability.
9. To copy the current window, you must first hold down the alt key, and then hold down the print key. To copy the whole screen, you need to hold down the print key.
10. In general, computers are started from disk C, and computers that need to be started from CD must have bios settings.