1, software failure: software failure is one of the main reasons for computer system paralysis. For example, the operating system is damaged, program errors, virus infection and so on may lead to the computer system can not run normally.
2, hardware failure: hardware failure is also a common cause of computer system paralysis. For example, hard disk failure, insufficient memory, power supply failure, motherboard failure, etc. may lead to the computer system can not start or can not work properly.
3, network failure: if the quality control system is networked, network failure may also lead to the system is paralyzed, for example, network connection interruption or damage to network equipment may lead to the system can not work properly.
A paralyzed nursing QC computer system may have an impact on medical care, so regular backup and maintenance of the computer system is needed to avoid data loss and business interruption due to system paralysis.