Which two statements are true about Shared SQL Area and Private SQL Area（） ["Shared SQL Area will be allocated in the shared pool.","Shared SQL Area will be allocated when a session starts.","Shared SQL Area will be allocated in the large pool always.","Private SQL Area will be allocated in the Program Global Area （PGA） always.","Shared SQL Area and Private SQL Area will be allocated in the PGA or large pool.","The number of Private SQL Area allocations is dependent on the OPEN_CURSORS parameter."]
Which two statements are correct about database transportation？（） [" The source and target platforms must be the same"," Redo logs，control files and temp files are also transported"," The transported database must have the same database identifier （DBID） as the source database and cannot be changed"," The COMPATIBLE parameter must be set to 10.0.0.0 or higher and the database must be opened in readonly mode before being transported"," Recovery Manager （RMAN） is used to convert the necessary data files of the database if the target platform is different and has different endian format"]
下列方法中，不属于明龙骨吊顶饰面板的安装方法是（）。 ["搁置法","钉固法","嵌入法","卡固法"]
You work as a database administrator for Certkiller .com. According to your backup strategy， you performed an incremental level 0 backup of your database. Which statement regarding this backup is true？（） ["The backup is similar to image copy.","The backup contains all used data blocks.","The backup contains only unused data blocks.","The backup contains all data blocks changed since the last incremental level 1 backup."]
能够燃烧的低压液化气体共有（）种。 ["5","6","17","25"]
在常用的数据控件中，只需指定DataSource而不需指定DataField的控件有哪些？
