Whichofthefollowingcommandsmakes／bin／fooexecutablebyeveryonebutwritableonlybyitsowner?() A.chmod557/bin/fooB.chmodo+rwx.a+rx/bin/fooC.chown557/bin/fooD.chmod755/bin/foo
Whichofthefollowingcommandsmakes／bin／fooexecutablebyeveryonebutwritableonlybyitsowner?()
A.chmod557/bin/foo
B.chmodo+rwx.a+rx/bin/foo
C.chown557/bin/foo
D.chmod755/bin/foo
相关考题：
Whichcronentrywillrun／usr／local／bin／myscriptat0500everySaturdayofthefollowing?() A.05**6/usr/local/bin/myscriptB.056**/usr/local/bin/myscriptC.6**50/usr/local/bin/myscriptD.50Sat**/usr/local/bin/myscript
WhichactionchangethedefaulteditorforALLusersonthesystemfromvitoedit() A.Issuethecommand：exportEDITOR=/usr/bin/editediteachuser.profiletochangetheEDITORvalueto/usr/bin/editB.Modify/.profileandchangetheEDITORvariableto/usr/bin/editC.Modify/etc/environmentandaddEDITOR=/usr/bin/editexportEDITORD.Modify/etc/security/defaultsandchangetheEDITORvalueto/usr/bin/edit
An operator is asked to verify the exact location of the default JRE binary. The following commands were run:$ which java /usr/bin/java$ ls -l /usr/bin/javalrwxrwxrwx 1 root other 23 Jan 27 2006 /usr/bin/java - ../jre1.5.0_06/bin/javaBased on the command outputs above, what is the path to the java executable file?（）A. /usr/bin/javaB. /usr/jre1.5.0_06/bin/javaC. /usr/bin/jre1.5.0_06/bin/javaD. /usr/bin/java/jre1.5.0_06/bin/java
接上题，对这个4位二进制数转换BCD的设计进行仿真，下面代码输入激励信号编写可行的是（）。A.initial //编写激励信号 begin Bin=4'h0; #10 Bin=4'h1; #10 Bin=4'h2; #10 Bin=4'h3; #10 Bin=4'h4; #10 Bin=4'h5; #10 Bin=4'h6; #10 Bin=4'h7; #10 Bin=4'h8; #10 Bin=4'h9; #10 $stop; end#B.initial //编写激励信号 begin Bin=4'h0; #10 Bin=4'h1; #10 Bin=4'h2; #10 Bin=4'h3; #10 Bin=4'h4; #10 Bin=4'h5; #10 Bin=4'h6; #10 Bin=4'h7; #10 Bin=4'h8; #10 Bin=4'h9; #10 Bin=4'h10; #10 Bin=4'h11; #10 Bin=4'h12; #10 Bin=4'h13; #10 Bin=4'h14; #10 Bin=4'h15; #10 $stop; end#