单项选择题
A system administrator did not receive a response while attempting to ping loopback. Which of the following would most likely resolve this problem？（）
A.Issue startsrc -s loopback B.Issue startsrc -g tcpip C.Issue rc.tcpip D.Reconnect the network cable
单项选择题 The/etc/inittabfileiscomposedofposition-dependententries.Whatisthesecondfieldofan/etc/inittabfileentry？（）
单项选择题 AsystemadministratorhasamksysbontapeofanAIX5.2machineandneedstoinstallitonadifferentserver.Howcanthisbeaccomplished？（）
