单项选择题
A.User ’joe’ is specified in the /etc/nologin on SYSTEMA
B.User ’joe’ is specified in the /etc/nologin on SYSTEMB
C.The file permissions on the /home/joe/.rhosts file on SYSTEMA is correct.
D.The file permissions on the /home/joe/.rhosts file on SYSTEMB is incorrect.
单项选择题 AsystemadministratorwantstocoupletwoserverstogethersothatusersfromserverAcanaccessserverBwithoutenteringtheirpassword.Howwouldthisbeaccomplished?()
单项选择题 Thefollowingentryisinthe/etc/host.equivand/home/jsmith/.rhostsfileonserverAlpha:+jsmith.Whatdoesthisentryindicate?()
单项选择题 Howcanthesystemadministratordetermineifasystemisrunningin32-bitor64-bitmode?()