17. The term Advanced Persistent Threat (APT) describes which
of the following:
a. Sophisticated cyber criminal activity
b. Unleashing ransomware on private businesses, usually on
competitors’ networks
c. Espionage from State-sponsored actors
d. Cyber activity that occurs only on the dark net
18. You are working on a Linux system and receive an access
denied error when attempting to open a file you just created. Which
command would you use to change the file’s attributes to allow you
to open it?
a. pwd
b. sudo
c. icacls
d. chmod
19. Defense-in-depth is a strategy that: (choose best
answer)
a. Considers the assets of all things in an environment, and
refers to the layering of security tools and methods often varying
numerous parameters between layers, in an effort to restrict or
prevent malicious users from penetrating anything more than the
outer layers.
b. Protects assets in an information system environment by
employing firewalls and information security policies.
c. Provides a roadmap for securing physical access points to a
building as well as controlling the access to those points.
d. Guarantees protection of all layers in an information
security architecture and infrastructure by employing multiple
methods of protection between layers and across domains.