CompTIA N10-007 Network+ Take Ten Challenge #3Step 1 of 1010%3-1: A network administrator suspects that a category 6 cable may have been damaged by some recent construction. Unfortunately, the cable is run through the wall and ceiling and it's not possible to visually inspect the cable. Which of these tools would be able to identify any issues and their distance along the cable? Cable tester Crimper TDR Tone generator OTDR 3-2: A network administrator is describing a communications issue as a "layer 3" problem. Which of these would most likely be associated with this issue? A TCP port is being filtered at the firewall A switch loop has caused an outage An application bug has crashed the server A fiber cut has occurred between buildings A routing table has an invalid route 3-3: An application upgrade will require a 10 gigabits per second connection between servers located 70 meters away in separate buildings. What is the minimum category of copper cable required to support this connection? Category 5e Category 5 Category 7 Category 6 Category 6A 3-4: A network administrator would like to gather ongoing performance metrics from network switches, routers, and firewalls. Which of the following would be the best way to obtain this information? SNMP CSU/DSU Syslog Performance Monitor TDR 3-5: An attacker has installed malware onto a server that will delete all operating system files at noon on payday. Which of the following would best describe this attack? Man-in-the-middle Phishing Logic bomb Spoofing Social engineering 3-6: A system administrator is troubleshooting a copper Ethernet cable connection and has identified excessive FEXT. Which of the following would best describe this issue? Extended time between frames An optical transceiver mismatch The cable is wired with the 568A standard Excessive interference seen on the far side from the transmitter A break in the cable along the run 3-7: Which of these would be a Class B address? 125.16.88.252 224.17.22.1 191.10.16.224 192.168.77.2 240.32.82.160 3-8: A network administrator is upgrading the company's WAN connection. The current connection consists of a single circuit running at 1.544 Mbit/sec. The circuit contains 24 channels at 64 kbit/sec each. Which of these describes this connection? T3 OC-3 E1 T1 E3 3-9: A network administrator needs to make some configuration changes to the organization's core switches. Which of these protocols would MOST likely be used during this configuration change? RDP IPsec SSH TFTP FTP 3-10: A system administrator would like to ensure that the internal components of a server are not modified after the server has been installed into the data center. Which of these technologies would be the BEST choice for this requirement? Biometrics Smart card Asset tracking tag Video surveillance Tamper detection
