公务员李某连续旷工20天,按规定应该被()。
A. 免职
B. 降职
C. 辞退
D. 开除
Whichstatementistrueregardingthepassword-recoveryprocess?()
A. Youmusthaveaconsoleconnection.
B. Youcannotsettheconsoleporttoaninsecuremode.
C. YoumustpresstheEnterkeysothatyoucanbootintosingle-usermode.
D. Whenpromptedtoenterthefullpathnameoftheshell,youmustpresstheEnterkey.
Theoutputoftheshowaaadomain-mapdisplaysthefollowinginformation: Domain:isp1.com;virtual-router:vr1;loopback:1 Domain:isp2.com;virtual-router:vr2;loopback:1 Domain:none;virtual-router:vr3;loopback:1 Domain:default;virtual-router:vr4;loopback:1 Theendusersuppliesaloginnameofjoewithnodomainname. Whichvirtualrouterisresponsibleforauthenticatingthisuser?()
A. vr1
B. vr2
C. vr3
D. vr4
Whatistheroleofroutepreference?()
A. Itisusedasatiebreakerwhenthesameprefixisavailablethroughmultipleprotocols.
B. Itisusedtodeterminethepreferredpathtoagivendestination.
C. Itisusedtoselectthebestroutebetweenmultipleequal-costpaths.
D. Itisusedtoselectwhichroutingtabletouseforforwarding.