单选题 Which of the following reasons indicate why it is important to have the user demonstrate the task they are trying to perform?（）
To help the technician learn how to perform the task
To determine if the user is performing the task properly
To determine if the user is authorized to perform the task
To help the technician determine if there is a better way to perform the task in question
单选题 A customer indicates that a system is experiencing printing problems. After checking the system, and successfully printing, no problem has been found. Which of the following procedures should be performed next to further clarify the problem?（）
Reboot the system.
Check the file system sizes.
Have the customer repeat the task to recreate the problem.
Inform the customer that no problems were found， and to call back if the problem reoccurs.
单选题 What does the FREQ column show when running the tprof option?（）
Total amount of Ticks used by all users
Total amount of Ticks used by all processes
Total amount of Ticks used by a specific user
Total amount of Ticks used by a specific type of process
单选题 When planning to access the on-line documentation from a remote client, which of the following procedures should be performed on the server?（）
Install and configure the HTTPServer.
Add the name(s) of the client(s) to the httplite.conf file.
Add the names of any clients expecting to access the documentation to the /etc/hosts file.
No action is required.
单选题 To examine the Exhibit, press the Exhibit button. The exhibit shows the output of netstat -nr. Which of the following addresses will require an additional route entry? （）
129.35.54.22
129.35.56.35
129.35.57.22
129.35.1.22
单选题 Which of the following conclusions is most appropriate to draw to describe why du shows fewer blocks used than df?（）
The df command only counts the number of disk blocks and superblocks.
The df command ignores space used for inodes, gnodes, and vnodes.
The du command does not take into account filesystem metadata.
The du command counts indirect blocks and superblocks in its calculations.
单选题 A system is experiencing performance problems. After checking the CPU usage, the problem identified is that the system is "CPU Bound". Which of the following outcomes will determine if there is a possible CPU constraint?（）
Low paging
High paging
Workload manager is not turned on
A high run queue length
单选题 Which of the following commands should be used to observe the number of system calls per second? （）
sar
iostat
svmon
vmstat
单选题 Which of the following commands can be used to determine if a disk drive is causing a bottleneck?（）
vmstat
fileplace
iostat
lvmstat
单选题 A system administrator has determined that there is no network connectivity with the en0 interface. By doing a netstat -in, it is determined that the en0 interface is not showing up. Which of the following commands should be used to determine that en0 is defined in ODM with an IP address?（）
entstat -d
ifconfig -a
lsattr -El en0
odmget -q name=ent0 and attribute=netaddr CuDv
干旱区造林，整地的主要目的是（）
唐后期书院产生的一个原因是受到（）的影响。
治癫证痰气郁结证，治以（）
Your network consists of a single Active Directory domain. The domain contains more than 300 group objects. The group objects are divided between several regional organizational units (OUs). You need to create a list of all groups that have names that begin with the word Sales. Which command should you use? （）
压力损失是指（）
（ ）是北京市制定的第一个全面保护历史文化名城的法规。
小学低、中年级的儿童____识记发展最为迅速。
某通信机房设置七氟丙烷预制灭火系统，该系统应有( )种启动方式。
安全带的正确使用：使用前作外观检查，若破损应（）使用。
下列属于直线行驶的是（）
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