You are maintaining an OLTP database in Oracle10g. You have configured the Flash Recovery Area in your database. The Flash Recovery Area is full because you have set the retention policy to NONE. What will you do to resolve the problem？（） Increase the value of the FAST_START_MTTR_TARGET initialization parameter.。 Increase the value of the DB_RECOVERY_FILE_DEST_SIZE parameter.。 Increase the value of the PGA_AGGREGATE_TARGET initialization parameter.。 Increase the value of the SGA_TARGET initialization parameter.。
监理单位与建设单位或者被监理单位串通，弄虚作假、降低环境保护标准的；可以责令停业整顿，降低资质等级；情节严重的，吊销资质等级证书。
You decided to configure the flash recovery area in your database to centralize the storage of all the recovery files in a certain location on disk. Which two parameters will you specify in the init.ora file？（） DB_CREATE_FILE_DEST。 DB_RECOVERY_FILE_DEST。 DB_RECOVERY_FILE_DEST_SIZE。 DB_ONLINE_LOG_DEST_。
The validate_password plugin is loaded and displays the following settings in global variables: Mysql＞ SHOW VARIABLES LIKE ‘validate_password%’; When attempting to set your password, you get the following error: Mysql＞ SET PASSWORD = PASSWORD (‘Hoverl@%’); ERROR 1819 (HY000): Your password does not satisfy the current policy requirements What is the cause of the error?（） The password is eight characters long, but needs to exceed validate_password_length to be valid。 All of the MEDIUM password policy requirements have not been honored。 The password matches a substring Hover as a dictionary word。 The password does not match the validate_passoword_number_count requirement。 There is no dictionary file defined, so password validation cannot work as expected。
单桩竖向抗拔静载试验，按钢筋抗拉强度控制，桩顶上拔荷载达到钢筋强度标准值的（）倍，可终止加载。 1.0。 0.9。 0.8。 1.2。
Which three statements about subqueries are true?（）
