You have forgotten the root user account password. You decide to reset the password and execute the following:Shell> /etc/init.d/mysql stopShell> /etc/init.d/mysql start – skip-grant tablesWhich additional argument makes this operation safer?()
A.–skip-networking, to prohibit access from remote locations
B.–reset-grant-tables, to start the server with only the mysql database accessible
C.–read-only,to set all data to read-only except for super users
D.–old-passwords, to start Mysql to use the old password format while running without the grant tables
第1题:
—Where____you____lunch?
—Athome.Therewasnoschoollunch
A.did;have
B.are;having
C.will;have
D.do;have
第2题:
– David, you've been losing your temper over nothing lately.– ( ).
A. I haven’t been getting much sleep either
B. You’d better not push yourself too hard, or you’ll get sick
C. I’m sorry. I shouldn’t have blown up like that
D. You’d better do exercises regularly
第3题:
你最好控制一下上网聊天的时间。(汉译英)
A.You'd better set a limit for your online chat time.
B.You'd better set a limit on your online chat time.
C.You'd better set a limit on your online chatting time.
D.You'd better set a limit for your online chatting time.
第4题:
YouareaDatabaseAdministratorwithWonderWeb.YouuseapasswordfiletoestablishconnectionstotheSalesdatabaselocatedontheserver.Youcreatedthepasswordfileusingthefollowingcommand:
ORAPWDfile=d:\oracle\ora9i\orapwU01password=adminentries=4
Youerroneouslydeletedthepasswordfilewhilethedatabasewasrunning.Youre-createthepasswordfileusingthefollowingcommand:
ORAPWDfile=d:\oracle\ora9i\orapwU01password=change_on_installentries=4
However,whenyoutrytoconnectastheSYSuser,youreceivethefollowingerror:
ORA-01031:insufficientprivileges
Whatshouldyoudotoresolvethiserror?()
第5题:
You look() What()you()?
Atire;did;do
Btiring;have;done
Ctired;do;do
Dtired;have;been doing
第6题:
【单选题】下列哪个命令可以下载HDFS目录/user/root/live.txt
A.hdfs dfs -get /user/root/live.txt
B.hdfs dfs -download /user/root/live.txt
C.hdfs dfs -put /user/root/live.txt
D.hdfs dfs -move /user/root/live.txt