Which three pieces of information are considered while deciding the size of the undo tablespace in your database？（） the size of an undo block。 the size of the redo log files。 undo blocks generated per second。 the size of the database buffer cache。 the value of the UNDO_RETENTION parameter。
预应力筋张拉或放张时，混凝土强度应符合设计要求，当设计无具体要求时，至少不应低于设计混凝土立方体抗压强度标准值的（）。 50%。 75%。 80%。 85%。
Which two statements are true regarding ownership of shared entities? （）(Choose two.) Customers is owned by Oracle Human Resources whereas Locations is owned by Oracle Receivables.。 Items is owned by Oracle Purchasing whereas Locations is owned by Oracle Receivables.。 Sales Force is owned by Oracle Order Management whereas Employees is owned by Oracle Human Resources.。 Set of books is owned by Oracle General Ledger whereas Locations is owned by Oracle Human Resources.。 Suppliers is owned by Oracle Purchasing whereas Units of Measure is owned by Oracle Inventory.。
ISDN是指（） 电话业务网。 电视业务网。 手机业务网。 综合业务数字网。
症状与植物病害的诊断：
美国独立战争取胜的原因包括（）。①美国军民的顽强抵抗②美国有武器装备等多方面的优势③华盛顿卓越的军事指挥才能④法国等国家的援助⑤英国陷于欧洲战争，难以自拔
