The information of the system can be stolen by viruses.
举一反三
- The text mainly supplies information for answering which of the following questions A: Can the immune system be affected by emotional factors B: Why can our bodies fight the bacteria and viruses which cause diseases C: How can the immune system be affected by emotional factors D: Why can't blood cells in bereaved people's bodies work properly
- A formal information system can be a manual one.
- The most serious damage caused by the viruses is that ______. A: the computer's functions are lowered B: the normal programs are damaged C: all the information stored in the computer is gone D: the computer infected by the viruses can't be used any longer
- 5. In order to find out more information about this alarm system, one can _______.
- The fields can be used to ______ the information in this report with the file system information. A: associate B: connect C: correlate