Physical Security ICSSCADA Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   How does integrating physical security with logical security contribute to defense-in-depth for ICS?

   • AIt ensures that a failure in one layer is compensated by another layer
   • BIt focuses only on protecting the physical perimeter
   • CIt eliminates the need for network security controls
   • DIt replaces the need for security policies
   Reveal Solution Discussion Select an answer first
2. 2application · medium

   A power utility is designing a new substation control building. The region experiences frequent lightning storms and occasional flooding. The control room will house critical relays and communication equipment. Which combination of environmental controls is most appropriate for continuous operation?

   • APlace all equipment in the basement to protect from lightning and use portable generators
   • BInstall surge protectors on all incoming power and data lines, and place equipment on raised platforms
   • CUse only battery backup for all equipment and rely on natural ventilation for cooling
   • DInstall a fire suppression system and seal all windows to prevent water entry
   Reveal Solution Discussion Select an answer first
4. 3expert · hard

   A utility has a policy that all visitors must be escorted. However, during a shift change, the control room is briefly unattended. A contractor arrives and says they were sent by the plant manager to perform urgent work. The contractor has a valid badge from a previous project. What is the best course of action?

   • ADeny entry until the plant manager can confirm the request and an escort is available
   • BCall security to escort the contractor but allow them to wait inside the control room
   • CAllow entry but require the contractor to stay in the control room until the manager arrives
   • DAllow entry because the contractor has a valid badge and claims urgency
   Reveal Solution Discussion Select an answer first
5. 4foundation · easy

   What is the primary purpose of a physical security policy for visitor management in an ICS facility?

   • ATo allow visitors to move freely to observe operations
   • BTo provide visitors with network access for convenience
   • CTo eliminate the need for visitor badges
   • DTo ensure visitors are always accompanied by authorized personnel
   Reveal Solution Discussion Select an answer first
6. 5foundation · easy

   Which activity is part of the recovery phase of physical security incident response?

   • AIdentifying the intruder through video review
   • BEvacuating personnel from the facility
   • CRepairing damaged equipment and restoring normal operations
   • DImplementing temporary access restrictions
   Reveal Solution Discussion Select an answer first