Copyright Goodheart-Willcox Co., Inc. 492 Networking Fundamentals 48. What is biometrics? 49. What technology uses a plastic card with embedded electronics for identifi cation? 50. What TCP utility displays open ports? 51. Why is a protocol analyzer used? 52. What is a packet sniff er? 53. Diff erentiate between a standard and a law. Sample Network+ Exam Questions 1. John is trying to ensure that new systems on his network are secure. What common security measure should be performed immediately after the new network operating system has been installed? A. Change the default administrator username and give it a diffi cult password to crack. B. Immediately write down the administrator username and password, and then delete the administrator account to prevent it from being penetrated by unauthorized persons. C. Access the BIOS settings and change the network administrator’s password. D. Install a protocol analyzer to see if a cracker detected the installation. 2. Mary has been assigned the task of analyzing network traffi c. Which of the following software packages or utilities is used to analyze the contents of individual packets on a network? A. arp B. Packet sniff er C. tracert D. ping 3. You are a network administrator for a small college. You are trying to select an authentication method for your network servers. Which of the following is the least secure authentication method? A. CHAP B. PAP C. Kerberos D. 802.1x 4. Which utility can record security events as they take place on a Windows network? A. Event Viewer B. Network Monitor C. Directory Service D. Device Manager