Your boss at Certkiller .com wants you to clarify Oracle 10g. Which statement regarding the usage of redo log files during instance recovery is true？（） ["Transactions are rolled back using redo log files.","Transactions are rolled forward using redo log files.","Transactions are rolled back using redo log files and archived log files.","Transactions are rolled forward using redo log files and rolled back using redo log files."]
属于不随意运动的是：（） ["上肢摇摆","宽基、醉汉步态","轮替动作运动障碍","舞蹈样运动","辨距不良"]
Given: What is the result？（） ["Compilation fails.","An exception is thrown at runtime.","[608， 610， 612， 629] [608， 610]","[608， 610， 612， 629] [608， 610， 629]","[606， 608， 610， 612， 629] [608， 610]"]
“文革”中因“中国远征军”问题再次被“判”为“历史反革命”的诗人是（） ["杜运燮","郑敏","袁可嘉","穆旦"]
魏某，创伤性休克后，护士抽血时不易抽出，易凝固，皮肤有出血瘀点、紫斑，伤口、注射部位出血，应考虑为（） ["弥散性血管内凝血","心功能衰竭","肝功能衰竭","呼吸窘迫综合征","急性肾衰竭"]
二元相图中有哪些几何规律？
