Q. Which of the following are valid phases of a computer virus? Answer:
Only Dormant, Propagation, Triggering, Executing
Notes: The valid phases of a virus are: Dormant phase, Propagation phase, Triggering phase, Execution phase.
Dormant phase: The virus is idle. The virus will eventually be activated by some event);
Propagation phase: The virus places an identical copy of itself into other programs or into certain system areas on the disk. Each infected program will now contain a clone of the virus, which will itself enter a propagation phase;
Triggering phase: The virus is activated to perform the function for which it was intended. Can be caused by a variety of system events;
Execution phase: The goal of the virus software is performed