lsattr
pstat
netstat
ifconfig
第1题：
Which of the following commands should be used to observe the number of system calls per second? （）
第2题：
Which of the following WLM commands should be used to monitor performance on a system running wlm？（）
第3题：
Which of the following commands should be used to show DNS information？（）
第4题：
Which of the following commands should be used to obtain information about the installed software？（）
第5题：
Which of the following tools should be used to report current network status and is often used to check the reliability of a network？（）
第6题：
Which of the following commands should be used to obtain information about the software packages available on the installation media？（）
第7题：
Which of the following commands should be used to monitor the number of threads on the scheduler’s run queue for any given interval？（）
第8题：
Which of the following tools should be used to report in-depth information about file fragments？（）
第9题：
Which of the following commands should be used to delete an entry from the /etc/inittab?（）
第10题：
Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem？（）