What is a NULL scan?
A . A scan in which all flags are turned off
B . A scan in which certain flags are off
C . A scan in which all flags are on
D . A scan in which the packet size is set to zero
E . A scan with an illegal packet size
Answer: A
What is a NULL scan?
A . A scan in which all flags are turned off
B . A scan in which certain flags are off
C . A scan in which all flags are on
D . A scan in which the packet size is set to zero
E . A scan with an illegal packet size
Answer: A