【简答题】在考生文件夹下SPID文件夹中新建一个名为USENET的文件夹。
【判断题】营销策划方案是营销策划的书面反映形式。( )
【单选题】Special data that describe the data contained in a database are called ________.
【单选题】Accessing data from a floppy disk is called( )data.
【单选题】The so-called data encapsulation is to assemble a group of data and related operations together to form an entity, which is also known as ( ).
【单选题】When building a warehouse, the process of reformatting data so that it conforms to set standards is called ________.
【单选题】在任何命令执行时,退出该命令的方式可能是
【单选题】The formatting process also looks for defective areas of the disk, called ___,?and cordons them off so data cannot be stored there.
【单选题】In the data link layer, the data unit is called(71).