Advanced Network Securities
Advanced Network Securities Midterm Exam
1) Which of the following is the unique address of the network interface card (NIC)?
A) IP address
B) NIC address
C) MAC address
D) URL address
Answer:
2) Which of the following commands can you use to find your computer’s IP address and network information about your system?
A) Ipconfig
B) Ping
C) Tracert
D) None of the above
Answer:
3) Which of the following commands can be used to determine if a system is reachable and how long a packet takes to reach that system?
A) Ipconfig
B) Ping
C) Tracert
D) None of the above
Answer:
4) Which of the following protocols operates at the transport layer of the OSI model?
A) FTP
B) TCP
C) DNS
D) IP
Answer:
5) Which of the following layers of the OSI model is responsible for routing the information in the network?
A) Transport layer
B) Network layer
C) Session layer
D) Physical layer
Answer:
6) Which of the following DoS attacks sends an ICMP packet with a modified return address to the broadcast network address?
A) SYN flood
B) Ping of Death
C) Smurf attack
D) UDP flood
Answer:
7) Which of the following DoS attacks sends a UDP packet to a random port on the victim’s system?
A) SYN flood
B) Ping of Death
C) Smurf attack
D) UDP flood
Answer:
8) Which of the following types of attacks tricks Internet routers into attacking a target?
A) Denial of service attack
B) Distributed denial of service attack
C) Distributed reflection denial of service attack
D) Smurf attack
Answer:
9) Which of the following statements about Flame is true?
A) It is an antivirus software.
B) It is a malware that acts as an antivirus software.
C) It is a DoS tool.
D) It is a virus designed for espionage.
Answer:
10) Which of the following malware can monitor network traffic and take a snapshot of the target system?
A) Flame
B) Smurf
C) Ping of Death
D) MyDoom
Answer:
11) Which of the following are typically found within the DMZ?
A) FTP servers
B) Email servers
C) Web servers
D) All of the above
Answer:
12) Which of the following statements about a dual-homed host firewall is true?
A) The automatic routing function has to be enabled so that the firewall can work.
B) Systems inside and outside the firewall cannot communicate with each other directly.
C) A dual-homed firewall runs on a server with one network interface.
D) IP packets from the Internet are routed directly to the internal network.
Answer:
13) Which of the following companies offer home-based routers with built-in firewalls?
A) Netgear
B) Belkin
C) Linksys
D) All of the above
Answer:
14) Which of the following firewall setups is a combination of a bastion host and a screening router?
A) Network host-based
B) Dual-homed host
C) Screened host
D) Router-based
Answer:
15) A bastion host is a single point of contact between the Internet and which of the following?
A) A public network
B) A proxy server
C) A private network
D) A packet filter
Answer:
Short Answer:
Explain what is an IDS and what are the pros of using an IDS?