1. ensure placement of computer room and dry cleaning. Cleansing is the most important, maintain a clean computer can prevent "professional killers" – the destruction of dust on the computer. Of course, clean range better, display, speaker, host of the surrounding clean to maintain good, as something that has a very strong attraction of dust in the air. But monitor stuff, once the internal dust over time, coupled with the more humid the room, are bound to go wrong, which can even lead to monitor internal short circuit, damage to the monitor.
2. learn some common sense questions. Switch order when on "peripherals (monitor, printer) and hosts" shutdown "after host peripherals." See here, maybe someone will say by "start"/"shut down the system"/"turn off computer" is not on the list? Yes, this is what people call a soft shutdown, however, if soft shutdown should fail (sooner or later you will run into such a thing)? At this point, what would you do, if you first turn off the peripheral device and then close the hosts, that could make the system cannot recognize the hardware at the next bootup, or missing device driver is loaded, so that unnecessary damage to the system.
3. safety first, killing the virus. Before using a floppy disk or CD, it is best to use antivirus software to check for poison, and pay attention to always update your virus database. Often Internet friend must install virus firewall and set time every day the best antivirus. Also, learn to use the Ghost backup system is also a good choice, once the system virus damage, use Ghost to quickly restore the backup of the system.
4. hard drive maintenance. Authentic hard disks is no big problem, but some did less well on gray hard luck, in this regard, if your computer for various reasons often power outage or abnormal reset, then hard disk scan as soon as possible to timely repair disk errors, try to avoid bad company. Also, give yourself a machine equipped with a better power supply. Of course, since viruses for many reasons including, shrimp, suggest you'd better give your hard drive a backup partition table so that if there is a problem, can also reduce data loss.