Q2) One day, Mr Mahroof noticed that his computer was very slow. Upon analyzing the performance, he found that a program replicates itself on the computer system and they are highly dangerous, can modify/delete user files and crashing the system sometimes. He also noticed a small code is embedded in another program on his computer.

a) Can you identify this type of threat?

b) Identify any other two Program threats that may affect any computer system.