I.T. CHAPTER 9. A fingerprint reader is an example of which security technology? authorization. biometric. keylogging. secureware.

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1 I.T. CHAPTER 9 A fingerprint reader is an example of which security technology? authorization biometric keylogging secureware smartcard Which wireless security technology is a good choice when using Cisco equipment in conjunction with operating systems such as Windows and Linux? LEAP WEP WPA WTLS Which type of program causes banners and ads to appear on the desktop without any user intervention? adware stealth virus trojan horse What are two examples of malware? (Choose two.) registry cleaner pop-up blocker

2 Grayware Which two characteristics describe a worm? (Choose two.) Executes when software is run on a computer. Is self-replicating. Hides in a dormant state until needed by an attacker. Infects computers by attaching to software code. Travels to new computers without any intervention or knowledge of the user. An employee for a small company inadvertently allows a visitor to see their username and password. At home, the visitor then uses this information to gain access to the company network. This is an example of what type of threat? man-in-the-middle phishing physical social engineering spoofing Which is the best procedure to secure a laptop left at the office while the user is away for an extended period of time? Secure by a security cable wrapped around the leg of the user's desk. Put the laptop in a desk drawer in the locked office of the user.

3 Place the laptop in a locked security cage designed to store computer equipment. Place the laptop in the office of the supervisor. Where is the safest place to store backups? portable lock box locked telecommunications room locked server room offsite secure facility What is the best method for a company to secure data being transmitted across the Internet between remote sites? Use plain text in an . Use a shared server with an encrypted password on the file. Use computers secured with smartcard authentication. Use a VPN connection. Which threat to security uses traffic from zombie computers to overwhelm servers? DoS DDoS phishing spoofing SYN flood

4 Which two statements are true about username and password standards? (Choose two.) The username naming convention should be kept simple. Usernames should expire periodically. The passwords should be kept simple and easy to remember. Rules about password expiration and lockout should be defined. BIOS passwords should be given to users to enable them to configure their computer. When setting up a new wireless access point, which basic security measure should be taken? Disable SSID broadcast. Enable SSID broadcast. Broadcast the default SSID. Broadcast a unique SSID. What must be done to ensure that the anti-virus software on a computer is able to detect and eradicate the most recent viruses? Download the latest signature files on a regular basis. Schedule a scan once a week. Schedule anti-virus updates using Windows Task Manager. Follow the firewall configuration guidelines on the anti-virus manufacturer website.

5 Which two items can be downloaded from the Microsoft website to help protect Windows XP? (Choose two.) ROM upgrades service packs security patches BIOS upgrades DirectX updates What is the difference between WEP64 and WEP128? WEP64 can handle 64 simultaneous connections, and WEP128 can handle 128 simultaneous connections. WEP64 operates on a 64-bit processor, but WEP128 requires a dual core 128-bit processor. WEP64 uses 64-byte packets, and WEP128 uses 128-byte packets. WEP64 uses a 64-bit encryption key, and WEP128 uses a 128-bit key. A bank is upgrading the hard drives in a server. What should be done to the old hard drives to permanently remove any confidential data? Delete the files containing the confidential data. Reformat the hard drives. Expose the hard drives to ultraviolet light. Destroy the hard drives with a hammer. A technician has downloaded the latest Windows XP updates from the Microsoft

6 website. What should the technician do before installing the updates? Create a restore point. Manually update the Last Known Good Configuration. Reinstall the anti-virus software. Change the firewall rules to enable the installer to access port 8900 of the Microsoft server Which best practice should be included in a password protection policy? Encourage users to document passwords in a personal file. Enforce password protection at the BIOS level. Implement lockout rules upon consecutive unsuccessful attempts at accessing the system. Restrict passwords to text-based strings. An attacker claiming to be a bank representative contacts a potential victim via and requests disclosure of vital account information. Which security attack is being implemented? adware phishing trojan Which type of software is downloaded onto the computer of a user without the knowledge of the user and causes information about various products to be displayed on the user's monitor? adware free software grayware

Lectures 9 Advanced Operating Systems Fundamental Security. Computer Systems Administration TE2003

Lectures 9 Advanced Operating Systems Fundamental Security Computer Systems Administration TE2003 Lecture overview At the end of lecture 9 students can identify, describe and discuss: Main factors while