类图中，以下定义的属性错误的是（ ） A: + status: Status = unpaid{unpaid, paid} B: - administrator : String=“unspecified” C: $ number of invoices : Intege D: E: date : Date = Current date

As the coupon rate of a bond increases, the bond's:() A: face value increases B: current price decreases C: interest payments increase D: maturity date is extended

β is the ratio of _____. A: collector current to emitter current B: base current to collector current C: collector current to base current D: emitter current to collector current

The current ratio is measured as: A: current assets minus current liabilities. B: current assets divided by current liabilities. C: current liabilities minus inventory, divided by current assets. D: cash on hand divided by current liabilities. E: current liabilities divided by current assets.

The quick ratio is measured as: A: current assets divided by current liabilities. B: cash on hand plus current liabilities, divided by current assets. C: current liabilities divided by current assets, plus inventory. D: current assets minus inventory, divided by current liabilities. E: current assets minus inventory minus current liabilities.

返回当前时间的前一天用（）函数。 A: SUBDATE() B: ADDDATE() C: CURDATE() D: CURRENT_DATE()

Current liabilities are ______ from current assets to give net current assets.

The cash ratio is measured as: A: current assets divided by current liabilities. B: current assets minus cash on hand, divided by current liabilities. C: current liabilities plus current assets, divided by cash on hand. D: cash on hand plus inventory, divided by current liabilities. E: cash on hand divided by current liabilities.

返回当前时间的后一天用（）函数。 A: CURDATE() B: CURRENT_DATE() C: SUBDATE() D: ADDDATE()

Which of the following are correct descriptions of Current ratio A: Current assets-current liabilities B: Current assets/current liabilities C: How much of the total current assets is financed by current liabilities D: Inventory days +receivable days-payable days