1. Which of the following tools used for DNS debugging, reports not only the response from the name server but also details about the query?
A) A. dnsq B) B. dig C) C. hostname D) D. dnslookup E) E. zoneinfo
2. What of the following can be done by the command ifconfig? (Choose TWO correct answers.)(Select 2answers)
A) A. Set a network interface active or inactive. B) B. Specify the kernel module to be used with a network interface. C) C. Allow regular users to change the network configuration of a network interface. D) D. Change the netmask used on a network interface. E) E. Specify which network services are available on a network interface.
3. Which of the following programs can be used to determine the routing path to a given destination?
A) A. dig B) B. netstat C) C. ping D) D. route E) E. traceroute
4. Given the following routing table:Kernel IP routing table -Destination Gateway Genmask Flags Metric Ref Use Iface0.0.0.0 192.168.178.1 0.0.0.0 UG 0 0 0 wlan0192.168.1.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0192.168.2.0 192.168.1.1 255.255.255.0 U 0 0 0 eth0192.168.178.0 0.0.0.0 255.255.255.0 U 9 0 0 wlan0How would an outgoing packet to the destination 192.168.2.150 be handled?
A) A. It would be passed to the default router 192.168.178.1 on wlan0. B) B. It would be directly transmitted on the device eth0. C) C. It would be passed to the default router 255.255.255.0 on eth0. D) D. It would be directly transmitted on the device wlan0. E) E. It would be passed to the router 192.168.1.1 on eth0.
5. Which of the following is a valid IPv6 address?
A) A. 2001:db8:3241::1 B) B. 2001::db8:4581::1 C) C. 2001:db8:0g41::1 D) D. 2001%db8%9990%%1 E) E. 2001.db8.819f..1
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