五十几道RHCE参考笔试试题（五）1

41. How do I immeadiately shut down a Linux system?
Choose the best answer:
A. Turn off the monitor then turn off the CPU.
B. /sbin/stop
C. init 6
D. shutdown -h now
E. None of the above

42. You have created a /home/projectfoo directory. How can you change its group ownership to the projectfoo group?
Choose the best answer:
A. chmod g+rwx projectfoo /home/projectfoo
B. chown projectfoo /home/projectfoo
C. chgrp projectfoo /home/projectfoo
D. ne

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