In order to ensure best read performance， which of the following indicates how large an application’s read buffer size should be if the filesystem to be read is striped across N disks using LVM striping？（） N times the stripe unit size。 N times the VMM minfree parameter。 The same value as that of the VMM maxfree parameter。 The same value as that of the VMM maxrndwrt parameter。
A system administrator receives a new server and has booted the system for the first time. The administrator has set up the terminals and users. The user start to log on. Root is logged in on the console. When additional users start to log in, an error is displayed stating that All available login sessions are in use. Which of the following steps should be followed to resolve this problem?（） Permissions on /etc/security were changed in error; do a chmod 755 on /etc/security directory.。 Increase the number of licenses; using smit chaili cense。 Change the Maximum number of PROCESSES allowed per user variable; using smit chgsys.。 Change User can logi field from false to true: using smit chuser.。
To examine the Exhibit， press the Exhibit button. The system administrator notices a system with routing cannot communicate with a system with an ip address 192.24.34.6. Using the information provided in the exhibit， what is the most likely reason？（） The named is not running。 The default gateway is not set。 The NIS master server is down。 Ipforwarding is not turned o。
纤维蛋白降解产物不包括（） 碎片D。 碎片C。 碎片E。 碎片Y。
下列关于美国心理学家梅杰（Mager，1975）的行为目标的陈述中行为的标准描述哪一项是错误的。（） 行为的标准指用来评价学生学习成果的标准。 行为的标准指学生达到什么程度是可以接受的。 “10题中能够解对9题”。 能够写一篇文章。
An administrator needs to determine what the default run level of a system is.
Which command would be used（）
