| Exam Code | GCCC |
| Exam Name | GIAC Critical Controls Certification |
| Vendor | GIAC |
| Total Questions | 93 |
| Last Updated | 26-Oct, 2026 |
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Free GCCC Practice Questions
Explore 5 free practice questions for the GIAC GCCC exam and review the answers and explanations to support your preparation.
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Question 1
Single answerWhat is the relationship between a service and its associated port?
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Option A:Correct
A service closes a port after a period of inactivity
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Option B:Correct
A service relies on the port to select the protocol
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Option C:Correct
A service sets limits on the volume of traffic sent through the port
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Option D:Correct
A service opens the port and listens for network traffic
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Correct Answer: D
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Question 2
Single answerA global corporation has major data centers in Seattle, New York, London and Tokyo. Which of the following is the correct approach from an intrusion
detection and event correlation perspective?
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Option A:Correct
Configure all data center systems to use local time
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Option B:Correct
Configure all data center systems to use GMT time
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Option C:Correct
Configure all systems to use their default time settings
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Option D:Correct
Synchronize between Seattle and New York, and use local time for London and Tokyo
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Correct Answer: A
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Question 3
Single answerWhich of the following items would be used reactively for incident response?
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Option A:Correct
A schedule for creating and storing backup
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Option B:Correct
A phone tree used to contact necessary personnel
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Option C:Correct
A script used to verify patches are installed on systems
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Option D:Correct
An IPS rule that prevents web access from international locations
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Correct Answer: B
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Question 4
Single answerAllied services have recently purchased NAC devices to detect and prevent non-company owned devices from attaching to their internal wired and wireless network. Corporate devices will be automatically added to the approved device list by querying Active Directory for domain devices. Non-approved devices will be placed on a protected VLAN with no network access. The NAC also offers a web portal that can be integrated with Active Directory to allow for employee device registration which will not be utilized in this deployment. Which of the following recommendations would make NAC installation more secure?
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Option A:Correct
Enforce company configuration standards for personal mobile devices
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Option B:Correct
Configure Active Directory to push an updated inventory to the NAC daily
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Option C:Correct
Disable the web portal device registration service
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Option D:Correct
Change the wireless password following the NAC implementation
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Correct Answer: C
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Question 5
Single answerWhen evaluating the Wireless Access Control CIS Control, which of the following systems needs to be tested?
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Option A:Correct
Log management system
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Option B:Correct
802.1x authentication systems
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Option C:Correct
Data classification and access baselines
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Option D:Correct
PII data scanner
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Correct Answer: B
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