Which will declare a method that is available to all members of the same package and can be referenced without an instance of the class?() [" Abstract public void methoda();"," Public abstract double methoda();"," Static void methoda(double d1){}"," Public native double methoda(){}"," Protected void methoda(double d1){}"]
魏武帝指的是() ["曹操","曹丕","曹睿","曹植"]
犯罪嫌疑人实施犯罪行为的主观心理态度是故意还是过失属于刑事诉讼证明对象。
Which type of event indicates a key pressed on a java.awt.Component?() [" KeyEvent"," KeyDownEvent"," KeyPressEvent"," KeyTypedEvent"," KeyPressedEvent"]
施工用电敷设的线路应采用绝缘导线,不应沿地面明设,严禁在模板、脚手架等金属架上直接缠挂。必须明设或穿越建筑物、铁路、道路等易受损伤的场所时,应加设()。 ["A.防护标识 ","B.警告标识 ","C.防护管 ","D.隔离网"]
公共选择理论的基本假设是()假定。