【判断题】记账凭证必须编号,如写错作废时,应加盖“作废”章,并全部保存,不允许撕毁。
【单选题】渡渡鸟作为毛里求斯的国鸟已于 1690 年灭绝,它的灭绝直接危及到一种叫大颅榄树的繁衍和扩散,研究发现渡渡鸟与这种高大的乔木有着直接关系,这种关系在于( )
【单选题】Linked list is generally considered as an example of _________ type of memory allocation.
【简答题】资产配置(asset allocation)
【单选题】Linked list is generally considered as an example of _________ type of memory allocation.( )
【判断题】Linked allocation suffers from external fragmentation.
【单选题】The file-allocation table (FAT) used in MS-DOS is an example of (__).
【判断题】记账凭证必须编号,如写错作废时,应加盖“作废”章,并全部保存,不允许撕毁。