Given: What is the result?（） 0。 1。 2。 3。 4。 Compilation fails.。 An exception is thrown at runtime.。
根据测站的性质，水文测站可分为（） 水位站、雨量站。 基本站、雨量站。 基本站、专用站。 水位站、流量站。
基团转位
During reboot the system hangs with an LED 0554 message that means， "The boot device could not be opened or a read failed." What recovery procedures should be taken？（） Boot in maintenance and use fsck to check hd5.。 Boot in maintenance mode， access the rootvg and check the /etc/inittab for corruption.。 Boot in maintenance mode， access the rootvg and rebuild the boot image using the bosboot command.。 Boot in maintenance mode， access the rootvg and use the bootlist command to create a valid boot list.。
（）是加强素质教育，提高体育教学质量，增进学生健康的物质保证。
Which of the following commands should be used to show how much data is read from or written to a particular logical volume， given there are several other logical volumes on the same disk？（）
