Which statement about windows and blocks is true?（） Transaction management is block-oriented rather than window-oriented. 。 Forms automatically navigates to an item located in an activated window. 。 A window may contain multiple blocks, but each block can only span one window. 。 A window can contain multiple canvases, and an item can be located on multiple canvases.&e。
张某，32岁，汽油爆炸后发生大面积烧伤，人院后护理诊断为体液不足，其最主要的相关因素为（） 创面脓毒症。 疼痛。 创面渗出。 饮水不足。 高热。
1985年“（）”文学诞生，其主要作家均为知青出身。
在每次施工完毕，封堵器都应（） 维修。 检修。 更换液压油。 整修。
You execute the following PL/SQL:Which two statements are true?（） Fine-Grained Auditing (FGA) is enabled for the PRICE column in the PRODUCTS table for SELECT statements only when a row with PRICE > 10000 is accessed.。 FGA is enabled for the PRODUCTS.PRICE column and an audit record is written whenever a row with PRICE > 10000 is accessed.。 FGA is enabled for all DML operations by JIM on the PRODUCTS.PRICE column.。 FGA is enabled for the PRICE column of the PRODUCTS table and the SQL statements is captured in the FGA audit trial.。
You want to create a new optimized database for your transactional production environment to be used by a financial application. While creating the database， you want the Oracle software to take care of all basic settings to optimize the database performance. Which method would you use to achieve this objective？（）
