MIME

MTA

POP

MUA

spam

Phishing

Denial of Service

Botnets

To lookup the IP addresses in the DNS database

To probe only computer names in the DNS database

To probe only SOA records from the companies database

To query the Domain Name System (DNS) to obtain the mapping between domain name and IP address

Both S1 and S2 are true.

S2 is true and S1 is false.

S1 is true and S2 is false.

Both S1 and S2 are false.

Fitting the system with an anti-theft device

Full access rights for all users

Looking the room to prevent theft

Protecting the device against willful or accidental damage