单项选择题
The $HOME/.netrc file contains information used by the automatic login feature of what command？（）
A.rsh
B.ftp
C.ssh
D.rlogin
相关考题
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单项选择题
Auserwiththeuseridof’joe’isunabletorshfromSYSTEMAtoSYSTEMBwithouthavingtoretypetheirpassword，buttheycanrshfromSYSTEMBtoSYSTEMA.Nootherusersareexperiencingthesameissue.Bothsystemshavea/home/joe/.rhostsfilethatcontaintheproperreferencestotheotherhost.The/home/joe/.rhostsfilesonbothSYSTEMAandSYSTEMBareownedbyuserid’joe’.Whichofthefollowingisthemostlikelycauseofthisproblem？（）
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？（）
A.employ NIS to synchronize user names and passwords
B.create a /.rhosts on server A and serve B
C.create a $HOME/.netrc for all users on server A and serve rB
D.create a /etc/hosts.equiv on server A and server B -
单项选择题
Thefollowingentryisinthe/etc/host.equivand/home/jsmith/.rhostsfileonserverAlpha：+jsmith.Whatdoesthisentryindicate？（）
A.The user "jsmith" can use r-commands from any server to server Alpha system-wide
B.The user "jsmith" can use r-commands from server Alpha to any server system-wide
C.The user "jsmith" can use r-commands from server Alpha to any server with a /home/jsmith directory
D.The user "jsmith" can use r-commands from any server to server Alpha only in the /home/jsmith directory
