What is the purpose of the local-mac-address OBP variable? A. To set the machines Ethernet address. B. To store the value of the interfaces Ethernet address. C. To allow network cards to use their own Ethernet addresses. D. To ensure that the machines default Ethernet address is set.
Answer: C -
Which command displays the configuration of an hme0 network interface? A. ndd hme0 ? B. ifconfig hme0 C. ndd /dev/hme0 ? D. ifconfig /dev/hme0
Answer: B
Exhibit: Which logical network topology describes the configuration? A. Bus B. Ring C. Star D. Broadcast E. Fully connected
Answer: B
TCP segments are being routed in IP datagrams. When will a destination peer receive TCP segments that are out of order? A. When the IP datagrams are corrupt. B. When the TCP segments are corrupt. C. When the segments are transmitted out of order. D. When the IP datagrams that carry the TCP data are fragmented. E. When the IP datagrams arrive out of order at the destination end.
Answer: E
In the five-layer TCP/IP model, which function does the Transport Layer provide? A. Data routing B. Data formatting C. Physical connections D. End-to-end data transfer
Answer: D
Which two statements about a service in the client-server model are true? (Choose two) A. A service is provided by a process. B. A service is accessed by a process. C. A service is started only at system boot. D. A service must be listed in /etc/services. E. A service always occurs across a network link.
Answer: A, B
A network administrator configured an NTP server and an NTP client, but the client is refusing to synchronize with the server. The client and server clocks have drifted too much for the xntpd daemon to align them, and for the NTP protocol to synchronize them. Which two tools will synchronize the two systems? (Choose two) A. zdate B. rdate C. ntpdate D. syncdate E. ntptrace
Answer: B, C
Which command is used to start up the NTP daemon? A. /etc/init.d/ntp start B. /etc/init.d/ntpd start C. /etc/init.d/xntp start D. /etc/init.d/xntpd start
Answer: D
What does the NTP term “stratum” refer to? A. The clock precision. B. The reference clock. C. The local undisciplined clock. D. The level of hierarchy in NTP. E. The time zone where an NTP server resides.
Answer: D
A network administrator has correctly configured a DHCP server which is serving JumpStart an non-JumpStart clients. One of the DHCP clients is asking only for an IP address, but NOT for any other parameters such as subnet mask, router, host name, and encapsulated vendor options. A variable must be modified in the /etc/default/dhcpagent file on the client to configure the DHCP clients dhcpagent request additional networking information from the DHCP server. Which variable must
Answer: B
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