Computer Network (1)(CND) refers to the strategies and efforts undertaken to secure data and information within a computer network.It involves implementing security measures and conducting security awareness and training programs to protect against potential(2).Many different cyber plagiarize is security solutions can contribute to your organization's CND DOG including(3),VPNs,access control systems,and more. CND involves protection, detection, and reaction.(4)provides a foundation for the program. It is the base of operation, from the base,and detected incidents,the(5)includes taking immediate steps to stop an incident in progress.
（1）A．Description
B．Defection
C．Detection
D．Defense
（2）A．Actions
B．Access
C．Operations
D．Attacks
（3）A．Firewalls
B．Gateways
C．Routers
D．Switches
（4）A．Defense
B．Protection
C．Reaction
D．Detection
（5）A．Attack
B．Protection
C．Detection
D．Reaction