GSEC ACTUAL SCRIPT 2026 QUESTIONS WITH ANSWERS GRADED A+

GSEC ACTUAL SCRIPT 2026 QUESTIONS
WITH ANSWERS GRADED A+

●● What class is the address 170.19.82.45?


A. Class C
B. Class A
C. Class B
D. Class D.
Answer: C. Class B


●● Which utility makes use of ICMP to function?


A. traceroute
B. whasup
C. icmpstat
D. netstat.
Answer: A. traceroute


●● In the network 192.168.5.0/23, what would be the broadcast address?


A. 192.168.4.0

,B. 192.168.1.0
C. 192.168.5.255
D. 192.168.255.255.
Answer: C. 192.168.5.255


●● In the address ab00:fc87:234a:0090:5120:ffab:bc8a:0098/23, what
does the /23 indicate?


A. The address of the router
B. The number of bits in the network portion of the address
C. The position in the address where the messages should be sent
D. The host address.
Answer: B. The number of bits in the network portion of the address


●● With the following IP header, what is the destination IP address:
45 00 03 3D 1E EB 40 00 40 06 5D E8 C0 A8 01 16 AD C2 4B 67


A. 192.168.1.38
B. 173.195.74.108
C. 103.75.194.137
D. 173.194.75.103.
Answer: D. 173.194.75.103

,●● If you see the IP address fe80::0050:8790:4554:2300/16, the ::
indicates what?


A. There are 0s between the ::.
B. This is a delimiter between addresses.
C. This indicates empty space.
D. There are 1s between the ::..
Answer: A. There are 0s between the ::.


●● What can you say about the following packet capture?
14:18:25.906002 apollo.it.luc.edu.1000 > x-terminal.shell: S
1382726990:1382726990(0) win 4096
14:18:26.094731 x-terminal.shell > apollo.it.luc.edu.1000: S
2021824000:2021824000(0) ack 1382726991 win 4096
14:18:26.172394 apollo.it.luc.edu.1000 > x-terminal.shell: R
1382726991:1382726991(0) win 0
14:18:26.507560 apollo.it.luc.edu.999 > x-terminal.shell: S
1382726991:1382726991(0) win 4096
14:18:26.694691 x-terminal.shell > apollo.it.luc.edu.999: S
2021952000:2021952000(0) ack 1382726992 win 4096
14:18:26.775037 apollo.it.luc.edu.999 > x-terminal.shell: R

, 1382726992:1382726992(0) win 0
14:18:26.775395 apollo.it.luc.edu.999 > x-terminal.shell: R
1382726992:1382726992(0) win 0
14:18:27.174846 x-terminal.shell > apollo.it.luc.edu.998: S
2022080000:2022080000(0) ack 1382726993 win 4096


A. This is a SYN flood.
B. These are unexpected messages.
C. This is a sequence numbe.
Answer: C. This is a sequence number prediction attack.


●● What is the order of messages in a three-way handshake?


A. SYN, ACK, ACK
B. SYN, SYN/ACK, ACK
C. SYN/ACK, ACK, SYN
D. ACK, SYN, ACK.
Answer: B. SYN, SYN/ACK, ACK


●● Which of the following is a private address (RFC1918)?


A. 1.1.1.1