网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Which iostat %iowait minimum threshold indicates a possible I/O bottleneck?（）
A
20%
B
40%
C
60%
D
80%
参考答案
参考解析
解析：
暂无解析
更多 “单选题Which iostat %iowait minimum threshold indicates a possible I/O bottleneck?（）A 20% B 40% C 60% D 80%” 相关考题
考题
单选题Which of the following procedures best explains how to enable the NIS name resolution to take precedence over DNS on a system-wide basis?（）A
Add the following line to /etc/netsvc.conf: hosts = nis,bind,local B
edit /etc/netsvc.conf to add the following: process /full/path/of/process /{ hosts = local,nis,dns} C
In an NIS and DNS environment, NIS takes precedence over DNS in this environment resulting in no change D
Change the NSORDER environment variable
考题
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?（）A
Low paging B
High paging C
Workload manager is not turned on D
A high run queue length
考题
单选题A system at 192.100.45.17 is able to print to the printer. However, another system at 192.100.50.23 cannot print to the same printer. All of the following should be performed EXCEPT:（）A
Increase the size of /var. B
Check /etc/qconfig file. C
Check the default route. D
Check for name resolution.
考题
单选题A user tries to telnet into a system that was previously accessible but gets the following error: "telnetd: 0403-031 fork function failed, there is not enough memory available." netstat -m shows that 0 mbuf errors have occurred. Which of the following conclusions is most appropriate to draw about this error?（）A
The paging space is full.B
A particular filesystem is full and cannot be allocated to memory.C
A problem exists with telnetd. D
The inetd daemon went down.
考题
单选题Which of the following commands should be used to check whether a system dump is valid and readable?（）A
kdb B
snap -d C
dbx -vmcore D
od /dev/sysdumpdev
考题
单选题To examine the Exhibit, press the Exhibit button. Using the information provided in the exhibit, which of the following options indicates when the SSA error occurred?（）A
12:28am on May 25,1999 B
12:28pm on May 25,1999 C
5:25am on December 28,1999 D
5:25pm on December 28,1999
考题
单选题Which of the following commands is used to clear all entries from the system error log? （）A
errpt -c B
errclear -j 0 C
errclear 0 D
startsrc -s syslogd
考题
单选题A file named "core" exists in the current directory. Which of the following commands should be used to determine what created the "core" file?（）A
dump -t core B
strings core C
trace -a core D
crash core /unix_up
考题
单选题All of the following classes of errors are logged in the error report EXCEPT（）.A
Messages B
Software C
Hardware D
Unknown
考题
单选题Which of the following problems has occurred when a menu appears and prompts the user to "copy a dump to external media?（）A
The external dump device is full. B
The dump device was set to /dev/hd7 before the dump happened. C
The boot failed while copying the dump from paging space to a file. D
The dump device was not set to a paging device before the dump happened.
考题
单选题Which of the following statements is TRUE about the primary system dump device?（）A
It is shared. B
It must be /dev/hd6. C
It must be an internal disk. D
It can be an external device.
热门标签
最新试卷