单项选择题

A. One or more processes are running in the background,……

When an operator is trying to log off the system displays this message: you have running jobs?? What does this mean?（）

A. One or more processes are running in the background, preventing log off.
B. One or more processes are paused, requiring operator input prior to logging off.
C. At least one process is running in the background and it will keep running after the operator logs off
D. At least one process is running in the background using nohup and it will terminate when the operator logs off

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热门试题

单项选择题An application owner wants to grant write permission to all users for all the files and directories in the application directory. Which of the following is the correct command?（）

A. chmod -R u+rw /application
B. chmod -r u+rw /application
C. chmod -R o+rw /application
D. chmod -r o+rw /application

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