GIAC Certified Intrusion Analyst

Here you have the best GIAC GCIA practice exam questions

  • You have 499 total questions to study from
  • Each page has 5 questions, making a total of 100 pages
  • You can navigate through the pages using the buttons at the bottom
  • This questions were last updated on October 16, 2025
  • This site is not affiliated with or endorsed by GIAC.
Question 1 of 499
Andrew works as a System Administrator for NetPerfect Inc. All client computers on the network run on Mac OS X. The Sales Manager of the company complains that his MacBook is not able to boot. Andrew wants to check the booting process. He suspects that an error persists in the bootloader of Mac OS X. Which of the following is the default bootloader on Mac OS X that he should use to resolve the issue?
    Correct Answer: B

Question 2 of 499
Which of the following is known as a message digest?
    Correct Answer: A

Question 3 of 499
Adam works as a professional Computer Hacking Forensic Investigator. He wants to investigate a suspicious email that is sent using a Microsoft Exchange server.
Which of the following files will he review to accomplish the task?
Each correct answer represents a part of the solution. Choose all that apply.
    Correct Answer: A, B, C

Question 4 of 499
This is a Windows-based tool that is used for the detection of wireless LANs using the IEEE 802.11a, 802.11b, and 802.11g standards. The main features of these tools are as follows:
✑ It displays the signal strength of a wireless network, MAC address, SSID, channel details, etc.
✑ It is commonly used for the following purposes:
    Correct Answer: D

Question 5 of 499
SSH is a network protocol that allows data to be exchanged between two networks using a secure channel. Which of the following encryption algorithms can be used by the SSH protocol?
Each correct answer represents a complete solution. Choose all that apply.
    Correct Answer: A, B, C