Which of the following is an example of physical control designed to prevent security breaches? A. Restricting system programmers’ access to database facilities.
B. Preventing technicians from entering the network room.
C. Preventing database administrators from initiating program changes.
D. Using encryption for data transmitted over the public internet.
Which of the following is an example of physical control designed to prevent security breaches?
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The correct answer is B. Preventing technicians from entering the network room.
Explanation: Physical controls are security measures designed to protect physical environments and to prevent unauthorized physical access to facilities or equipment. In this case, preventing technicians from entering the network room is a direct physical control aimed at safeguarding the hardware and network infrastructure from unauthorized access, thereby helping to prevent security breaches.