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GIAC GCIA Dumps

GIAC GCIA Practice Exam Questions

GCIA – GIAC Certified Intrusion Analyst Practice Test

Total Questions : 508
Update Date : August 24, 2026
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GIAC GCIA Sample Question Answers

Question # 1

Which of the following distributes incorrect IP address to divert the traffic?

 A. IP spoofing 
B. Domain name server (DNS) poisoning
 C. Reverse Address Resolution Protocol
 D. Route table poisoning 



Question # 2

Which of the following DoS attacks is a multi-tier attack? 

A. Snork Attack 
B. SYN flood 
C. DDoS attack 
D. Smurf attack 



Question # 3

Which of the following attacks is also known as the bucket-brigade attack? 

A. Rainbow attack 
B. ARP spoofing attack
 C. Man-in-the-middle attack 
D. DoS attack 



Question # 4

Which of the following protocols is used to translate IP addresses to Ethernet addresses?

 A. Border Gateway Protocol (BGP) 
B. Routing Information Protocol (RIP) 
C. Address Resolution Protocol (ARP) 
D. Internet Control Message Protocol (ICMP) 



Question # 5

Which of the following ports can be used for IP spoofing? 

A. Whois 43 
B. POP 110 
C. NNTP 119 
D. Rlogin 513 



Question # 6

Which of the following IP packet elements is responsible for authentication while using IPSec? 

A. Internet Key Exchange (IKE) 
B. Authentication Header (AH) 
C. Layer 2 Tunneling Protocol (L2TP) 
D. Encapsulating Security Payload (ESP) 



Question # 7

Which of the following is computed from an arbitrary block of digital data for the purpose of detecting accidental errors? 

A. Hash filter 
B. Checksum 
C. Hash buster 
D. Firewall 



Question # 8

Which of the following commands used in Linux to create bit-stream images? 

A. ss 
B. xcopy 
C. dd 
D. img 



Question # 9

Which of the following image file formats uses a lossy data compression technique?

 A. GIF 
B. JPG 
C. PNG 
D. TIF 



Question # 10

Which of the following groups provides tools and creates procedures for testing and validating computer forensic software?

 A. Society of Forensic Tools and Testing (SFTT) 
B. National Institute of Standards and Technology (NIST) 
C. Association of Computer Forensic Standards (ACFS)
 D. Forensic Tool and Standards Committee (FTSC)