Q537143 - CESPE - 2016 - TCE-PR - Analista de Controle - Tecnologia da Informação

According to text 8A5BBB, a shared system

a) is frequently attacked by hackers more than any other system.
b) is the most accurate system that can be accessed through internet.
c) is a collection of tools designed to protect data and thwart hackers.
d) must be overthrown to avoid failures in information security.
e) requires computerized tools for file and information safety.