如果要在表格中显示成绩表的内容,那么就应当在表格的RecordSourceType属

题型:填空题

问题:

如果要在表格中显示成绩表的内容,那么就应当在表格的RecordSourceType属性值中填入______,在RecordSource属性值中填入______。

考点:计算机等级考试VISUALFOXPRO二级VISUALFOXPRO笔试
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求函数y=9x-3x+1的最小值.

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安全阀、爆破片都是压力容器的安全泄压装置。爆破片与安全阀相比,具有( )的特点。

A.结构简单,泄压反应快,密封性能好,适应性差

B.结构简单,密封性能好,适应性强,泄压反应慢

C.泄压反应快,密封性能好,适应性强,结构复杂

D.结构简单,泄压反应快,密封性能好,适应性强

题型:填空题

下图表示A-E五种物质的相互转化关系,其中A为淡黄色粉末,C为单质,D为离子化合物。

(1)推断A为__________;B为___________;C为__________;D为___________(填化学式)

(2)写出②、③的化学方程式:

②______________________________;                     

③______________________________。

(3)请写出过量的E和Ca(HCO3)2溶液反应的离子方程式:_________________________。

(4)将C投入足量的FeCl3的水溶液中,写出发生的总反应的离子方程式。________________________。

题型:填空题

(b) Company J, an advertising company, had the following transactions in the month of October 2009:(1) Earned RMB 3,000,000 from a cosmetic company. The artists in the advertisement were paid RMB 1,000,000 and the television centre broadcast fee was RMB 800,000.(2) Earned RMB 870,000 from a pharmaceutical company. The cost of the advertisement was RMB 800,000, the television centre broadcast fee was RMB 200,000 and the newspaper offices publishing fee was RMB 150,000. The income assessed was considered to be too low and without proper justification by the tax bureau, which determined the taxable income should be re-calculated at a deemed profit rate of 18% on the reported earnings.(3) Received RMB 1,200,000 from a wine shop for making an advertising banner outside a building. Company J purchased materials for RMB 700,000 for which a general sales invoice was obtained. The banner was sewn in Company J’s sample room at a labour cost of RMB 20,000 and installed by its property management department for a cost of RMB 30,000.(4) Invested RMB 1,500,000 in immovable property and assigned intangible assets worth RMB 300,000 to a certain enterprise as a capital contribution.(5) Earned RMB 200,000 by holding a fashion show.(6) Received RMB 500,000 from the transfer of the patent on a certain advertisement design.Required:Briefly explain and calculate the business tax (BT) payable by Company J for the month of October 2009. (8 marks)

题型:填空题

在包含1000个元素的线性表中实现如下各运算,所需的执行时间最长的是( )。

A.线性表按顺序方式存储,在线性表的第100个结点后面插入一个新结点

B.线性表按链接方式存储,在线性表的第100个结点后面插入一个新结点

C.线性表按顺序方式存储,删除线性表的第900个结点

D.线性表按链接方式存储,删除指针P所指向的结点

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