单选题 Which of the following commands will show how many physical partitions are available on active hdisk1?（）

单选题 Which of the following will rename dir1 as dir2?（）

单选题 What command will allow the operator to add the current working directory to the command search path?（）

单选题 Which of the following will cancel only job 123 from printer lp01?（）

单选题 Operator needs to remove all leading comments # from shell.script file. Which of the following vi sub-command can achieve this?（）

单选题 Which of the following is the correct command to list the filesystems in datavg?（）

单选题 An operator needs to change from the /usr/bin to the /var/spool directory. Which of the following commands will accomplish this?（）

单选题 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?（）

单选题 An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（）

单选题 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?（）