Which network device would most likely be used to implement network security policies?

A) Cloud-based controller
B) IDS
C) UPS
D) Firewall

When IT eliminates jobs, new jobs do not take their place. This means computers will replace us all eventually.

You cannot view a query with a self join in SQL View.

All of these are methods of Java's Math class except:

A) pow
B) min
C) random
D) toString