【单选题】( )的实质就是产量每增减一个单位而引起的成本变动。
【单选题】Companycom needs to run a 32 bit kernel under AIX 5.3. What steps need to be done to accomplish this with the least disruption since the system is already installed with a 64 bit kernel?()
A.
Reload the operating system and select 32 bit kernel on initial install.
B.
Repoint the symbolic link of /unix to unix_mp. Perform a bosboot and reboot the partition.
C.
Use the SMIT menu to select 32 bit versus the 64 bit kernel. Select 32 bits and reboot the partition.
D.
Go into SMIT and select 32 bit kernel. Run the /usr/sbin/bootinfo -K command, and ensure that the kernel has been changed.
【单选题】下面哪个内容不是普通话水平测试的特点?
D.
普通话水平测试评定应试人的水平等级依据应试人的普通话口语运用规范程度。
【判断题】起点为A(a,b),终点为B(c,d)的向量坐标为 (a-c,b-d)。( )
【单选题】给定URL为:http://www.xxx.com.cn/index.htm,其中index.htm表示(33);顶级域名是(34)。
【单选题】管线的起点、终点及转折点称为管道的( )。