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? Crimper TDR Tone generator OTDR Cable tester 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 fiber cut has occurred between buildings A switch loop has caused an outage A TCP port is being filtered at the firewall An application bug has crashed the server 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 6A Category 5 Category 5e Category 6 Category 7 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? TDR CSU/DSU Performance Monitor Syslog SNMP 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? Logic bomb Phishing Social engineering Man-in-the-middle Spoofing 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? An optical transceiver mismatch The cable is wired with the 568A standard A break in the cable along the run Excessive interference seen on the far side from the transmitter Extended time between frames 3-7: Which of these would be a Class B address? 191.10.16.224 240.32.82.160 192.168.77.2 224.17.22.1 125.16.88.252 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? T1 E3 OC-3 E1 T3 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? IPsec SSH RDP FTP TFTP 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? Smart card Video surveillance Biometrics Asset tracking tag Tamper detection
