
Access control (AC) is the selective restriction of access to a place or other resource. The act of accessing may mean consuming, entering, or using.

A self-contained surveillance system comprising cameras, recorders and displays for monitoring activities in a store or company.

A fiber optic cable is a network cable that contains strands of glass fibers inside an insulated casing. They're designed for long distance, very high-performance data networking, and telecommunications. Compared to wired cables, fiber optic cables provide higher bandwidth and can transmit data over longer distances.

DStv is a Sub-Saharan African direct broadcast satellite service owned by MultiChoice. The service launched in 1995 and provides multiple channels and services to their subscribers, which currently number around 11.9 million.

A projection screen is an installation consisting of a surface and a support structure used for displaying a projected image for the view of an audience.

Server rooms are at the heart of IT operations, and in order to prevent hardware malfunction and system failure, proper operation and setup is critical.
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