Free CompTIA Security+ SY0-701 Practice Question

Video surveillance is primarily used to monitor and record activity for later review. It can act as both a deterrent and a tool for forensic analysis after a security incident. Bollards are used as a barrier to protect against vehicle ramming attacks. An access control vestibule is a security feature that controls two or more interlocking doors. Lighting is used to enhance visibility and deter unauthorized access, but does not record activity.