CYBR 3200 Final Exam 200 Study Questions with Complete Solutions
2023/2024
What is a VPN typically used for?-secure remote access -detection of security threats -block open ports -filter harmful scripts - Correct Answer secure remote access Why might you want your security system to provide nonrepudiation?-to prevent a user from capturing packets and viewing sensitive information -to prevent an unauthorized user from logging into the system -to trace the origin of a worm spread through email -so a user can't deny sending or receiving a communication - Correct Answer so a user can't deny sending or receiving a communication What tool do you use to secure remote access by users who utilize the Internet?-VPN -IDS -DMZ -DiD - Correct Answer VPN Physical security protects a system from theft, fire, or environmental disaster.True False - Correct Answer True Reviewing log files is a time-consuming task and therefore should only be done when an attack on the network has occurred.True 1 / 4
False - Correct Answer False A hactivist can best be described as which of the following?-an unskilled programmer that spreads malicious scripts -consider themselves seekers of knowledge -use DoS attacks on Web sites with which they disagree -deface Web sites by leaving messages for their friends to read - Correct Answer use DoS attacks on Web sites with which they disagree A worm creates files that copy themselves repeatedly and consume disk space.True False - Correct Answer True Which of the following is NOT one of the three primary goals of information security?confidentiality integrity impartiality availability - Correct Answer impartiality Which type of attack works by an attacker operating between two computers in a network and impersonating one computer to intercept communications?malicious port scanning man-in-the-middle denial of service remote procedure call - Correct Answer man-in-the-middle With discretionary access control, network users can share information with other users, making it more risky than MAC.True False - Correct Answer True 2 / 4
In which form of authentication does the authenticating device generate a random code and send it to the user who wants to be authenticated?basic challenge/response biometrics signature - Correct Answer challenge/response What is a program that appears to do something useful but is actually malware?virus logic bomb Trojan back door - Correct Answer Trojan Defense in depth can best be described as which of the following?a firewall that protects the network and the servers a layered approach to security antivirus software and firewalls authentication and encryption - Correct Answer a layered approach to security Which of the following is the broadcast address for subnet 192.168.10.32 with subnet mask
255.255.255.240
192.168.10.63
192.168.10.47
192.168.10.23
192.168.10.95 - Correct Answer 192.168.10.47 The TCP protocol uses a three-way handshake to create a connection.True 3 / 4
False - Correct Answer True The IP address 172.20.1.5 is a private IP address.True False - Correct Answer True Which of the following is a valid IPv6 address?
5BA4:2391:0:0:4C3E
1080::8:800:200C:417A
24::5B1A::346C
5510:ABCD::34:1::2 - Correct Answer 1080::8:800:200C:417A The Transport layer of the OSI model includes the RIP protocol.True False - Correct Answer False Which of the following addresses is a Class B IP address?
126.14.1.7
224.14.9.11
189.77.101.6
211.55.119.7 - Correct Answer 189.77.101.6 What should you do when configuring DNS servers that are connected to the Internet in order to improve security?disable zone transfers delete the DNS cache disable DNS buffers setup DNS proxy - Correct Answer disable zone transfers
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