简要叙述房地产评估收益法适用的条件。
简单粘着理论
View the Exhibit and examine the structure of the ORDERS table. Which task would require subqueries？ （） displaying the total order value for sales representatives 161 and 163。 displaying the order total for sales representative 161 in the year 1999。 displaying the number of orders that have order mode online and order date in 1999。 displaying the number of orders whose order total is more than the average order total for all online order。
Your multitenant container database (CDB) contains three pluggable database (PDBs). You find that the control file is damaged. You plan to use RMAN to recover the control file. There are no startup triggers associated with the PDBs. Which three steps should you perform to recover the control file and make the database fully operational?（） Mount the container database (CDB) and restore the control file from the control file auto backup.。 Recover and open the CDB in NORMAL mode.。 Mount the CDB and then recover and open the database, with the RESETLOGS option.。 Open all the pluggable databases.。 Recover each pluggable database.。 Start the database instance in the nomount stage and restore the control file from control file auto backup.。
隋唐时期实行三省六部制，下列关于该制度的评述正确的是（）。①分散相权以加强皇权②形成严密的封建官僚机构③有利于减少中央政令的失误④三省六部一直被后世历朝沿袭 ①②③。 ②③④。 ①②④。 ①③④。
“刺激→处理全过程（深介入）→反应”表示的顾客购买行为模式是（）
