View the exhibit and examine the output. Which statement can be an inference from the output?（） The FRA disk group has an asynchronous I/O bottleneck。 The least number of I/Os are performed on the last data file in the list。 The number of times that the backup or restore process directed the OS to wait until an I/O was complete is the highest for the last data file in the list。 The number of times that the backup or restore process made an OS call to poll for I/O completion in Nonblocking mode is the least for the FRA disk grou。
下列细菌中，引起菌痢症状最轻的是（） 痢疾志贺氏菌。 福氏志贺氏菌。 鲍氏志加氏菌。 宋内氏志贺氏菌。 以上都不对。
闸调器防脱螺钉的组装扭紧力矩须大于或等于（）。 50N·m。 looN·m。 150N·m。 200N·m。
影响阳离子交换力因素有哪些？
Consider the following table called EMPLOYEES: ID FIRSTNAME LASTNAME JOB LEVEL CLERK 3 If the following SQL statement is executed, how many rows will be deleted? DELETE FROM employees WHERE 1 = 1（） 0。 1。 3。 6。
What is required during the initial creation of a cluster？（）
