Select all the correct answers. An organization wants to improve its network Security to limit access to confidential Information on its internal network. The organization wants
to make sure that only approved employees can get access to sensitive files and folders.
Which two network security techniques will best meet the organization's needs?
A firewall
B. Virtual Local Area Network (VLAN)
C demilitarized zone
D. subnetting
E. Intrusion Prevention System (IPS)