下列不属于美国目前最先进的高技术及其产业的是（） ["信息技术","汽车产业","新材料技术","生物技术"]
The accounts receivable department requested an accounts status to allow users to enter either a customer name, customer number, customer phone number and then display the customer out standing balance. You want to restrict the data retrieved based on values entered by the users. Which where clause would you write in the query to select statement to accomplish this task?（） ["&p_where_clause ",":p_where_clause ","WHERE CUST_ID=P_CUST_ID or cust_name=:p_cust_name or cust_phone=:p_cust_phone ","Where cust_ID=&p_custid cust_name=&p_cust_name or cust_phone=&p_cust_phone"]
关于幼儿园的编班形式，主要有（） ["按年龄编班","按性别编班","混龄编班","按身高编班"]
以增加心肺功能为主要目的的运动称为（）运动。
Given below is a list of scenarios： 1）A user terminates his session abnormally. 2）The connection between the server and the client application terminates because of a network failure. 3）A schema is accidentally dropped. 4）The tablespace is accidentally dropped from the database. 5）The hard disk gets corrupted and the data files in the disk are lost. 6）The database instance abnormally shuts down because of power failure. Which scenarios require DBA intervention to perform recovery（） ["4 and 5","1，3，and 6","4，5，and 6","3，4，and 5","1，2，and 6"]
变压器发生哪些故障，应立即停电处理？
