Given： foo and bar are public references available to many other threads. foo refers to a Thread and bar is anObject. The thread foo is currently executing bar.wait（）. From another thread，what provides the most reliable wayto ensure that foo will stop executing wait（）？ foo.notify（）；。 bar.notify（）；。 foo.notifyAll（）；。 Thread.notify（）；。 bar.notifyAll（）；。
The system analysts have requested heavy use of object features. The database design makes use of PL/SQL8 object types, methods, and LOB types. How do you work with these features on the client?（） Write client-side subprograms containing the PL/SQL8 constructs, and move them into an object group. 。 Write server-side subprograms, and call the subprograms from the form application. 。 Store the PL/SQL8 constructs in a PL/SQL library, and attack the library to each form muddle in your application.。
轻油罐和球罐相比较哪一个对消除油品小呼吸有很大作用（） 球罐。 轻油罐。 两罐都可以。
机电传动系统中如果TM 加速。 匀速。 减速。 停止。
药物按零级消除动力学消除的特点是（） 血浆半衰期不是固定数值。 药物自体内按恒定速度消除。 消除速度与Co（初始血药浓度）高低有关。 时量曲线在普通坐标上为直线，其斜率为K。 进人体内的药量少，机体消除药物的能力有余。
Which three components does the Scheduler use for managing tasks within the Oracle environment？（）
