Author Question: A __________ virus is a virus that mutates with every infection, making detection by the signature ... (Read 196 times)

abern · **on:** Jul 7, 2018

A __________ virus is a virus that mutates with every infection, making detection by the signature of the virus impossible.

A. encrypted B. polymorphic

C. stealth C. metamorphic

Question 2

Which of the following best describes the effect of enforcing referential integrity on inserts?

A) You cannot enter data into a foreign key table unless it is related to an existing record in the primary key table
B) You cannot remove a record from the primary key table if it has related records in the foreign key table
C) You cannot change a primary key that has related records in a foreign key table
D) All of the above