A. chmod -R u+rw applicationB. chmod -r u+rw applicatio……

单项选择题The operator needs to change the test filesystem in the testvg volume group so that it mounts automatically following a system reboot. Which of the following commands is correct?（）

A. chvg -a y testvg
B. chfs -A yes /test
C. mount /test -auto=yes
D. chlv -a automount=y testlv

单项选择题The operator needs to execute a long-running shell script. How can the script be executed so the operator does not have to wait until it is complete to access the command prompt?（）

A. ./script.ksh
B. nohup ./script.ksh
C. run -b ./script.ksh
D. ./script.ksh > nohup.out

单项选择题An operator needs to transfer several files in the same directory using ftp without being prompted. Which of the following ftp subcommands must be used?（）

A. int put *
B. int mput *
C. prompt put *
D. prompt mput *

单项选择题What is the default configuration file used by the sendmail command?（）

A. /etc/rc/rc.mail
B. /etc/mail.config
C. /etc/sendmail.config
D. /etc/mail/sendmail.cf

单项选择题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 java lrwxrwxrwx 1 root other 23 Jan 27 2006 usr bin java -> .. jre1.5.0_06 bin java Based on the command outputs above, what is the path to the java executable file?（）

A. /usr/bin/java
B. /usr/jre1.5.0_06/bin/java
C. /usr/bin/jre1.5.0_06/bin/java
D. /usr/bin/java/jre1.5.0_06/bin/java