Answer:
方法/步骤
右键单击以选择此计算机，然后有一个菜单来选择属性。
选择后，打开属性面板以找到我们的高级系统设置。
打开后，我们在系统设置下找到高级设置。
打开后，我们看到下面有一个环境变量选项。
打开后，我们在右下角看到一个删除选项。
单击删除到，在右下角后单击删除，然后单击确定的选项。 ...
本文未经授权摘自百度经验
Answer:
OLE DB Driver for SQL Server uses the term data source for the set of OLE DB interfaces used to establish a link to a data store, such as SQL Server. Creating an instance of the data source object of the provider is the first task of an OLE DB Driver for SQL Server consumer.
Explanation:
hope it helps you and give me a brainliest
Answer: Transaction processing system
Explanation:
A transaction processing system basically records all the data in the system. It is the set of data that basically monitor all the transaction process in the system. It basically perform various transaction oriented applications in the system.
It also allow time delay in the system when the item is supposed to being sold to the actually selling of the item. There are basically various types of transaction processing system arr payroll, account payable and the inventory control.
The correct answer is A I believe.
