Click the Exhibit button and examine the data from the EMP table.The COMMISSION column shows the monthly commission earned by the employee.Which two tasks would require subqueries or joins in order to be performed in a single step? （）A.listing the employe

题目

Click the Exhibit button and examine the data from the EMP table.The COMMISSION column shows the monthly commission earned by the employee.Which two tasks would require subqueries or joins in order to be performed in a single step? （）

A.listing the employees who earn the same amount of commission as employee 3

B.finding the total commission earned by the employees in department 10

C.finding the number of employees who earn a commission that is higher than the average commission of the company

D.listing the departments whose average commission is more than 600

E.listing the employees who do not earn commission and who are working for department 20 in descending order of the employee ID

F.listing the employees whose annual commission is more than 6000

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1.在属性面板可以设置的Button组件参数有()A、iconB、labelC、toggleD、data

2.客户需要计算EMP表中所有职工12*salary* commission_pct的值.EMP表结构如下:LAST NAME VARCNAR2(35)NOT NULL SALARY NUMBER(9,2)NOT NULL COMMISION_PCTNUMBER(4,2)哪个语句可以查询计算EMP表中所有职工行?()A.SELECT last_name，12*salary* commission_pct FROM empB.SELECT last_name，12*salary*（commission_pct，0）FROM empC.SELECT last_name，12*salary*（nvl（commission_pct，0））FROM emp如果oracle第一个参数为空那么显示第二个参数的值，如果第一个参数的值不为空，则显示第一个参数本来的值D.SELECT last_name，12*salary*（decode（commission_pct，0））FROM emp

3.Whichtwocodefragments,insertedindependentlyatline12,willcompile?()A.super（name，baseSalary）；B.this.commission=commission；C.super（）；this.commission=commission；D.this.commission=commission；super（）；E.super（name，baseSalary）；this.commission=commission；F.this.commission=commission；super（name，baseSalary）；G.super（name，baseSalary，commission）；

4.在窗体1中有按钮Button1,以下那个Click事件处理程序可以关闭该窗体?()A. 1.Close();B.this.Close();C.Button 1.Close();D.me.Close();

更多“Click the Exhibit button and examine the data from the EMP table.The COMMISSION column sho ”相关问题

  • 第1题：

    1.publicclassEmployee{2.Stringname；3.doublebaseSalary；4.Employee（Stringname，doublebaseSalary）{5.this.name=name；6.this.baseSalary=baseSalary；7.}8.}And：1.publicclassSalespersonextendsEmployee{2.doublecommission；3.publicSalesperson（Stringname，doublebaseSalary，4.doublecommission）{5.//insertcodehere6.}7.}Whichcode，insertedatline7，completestheSalespersonconstructor？（）

    A.this.commission=commission；

    B.superb（）；commission=commission；

    C.this.commission=commission；superb（）；

    D.super（name，baseSalary）；this.commission=commission；

    E.super（）；this.commission=commission；

    F.this.commission=commission；super（name，baseSalary）；


    参考答案：D

  • 第2题：

    10、Button控件的属性ClickMode可以获取Click事件，这里的Click模式有（）

    A．经过

    B．悬停

    C．按下

    D．释放


    OnClientClick

  • 第3题：

    当用户单击 Button控件时,将触发的事件是button_click


    Button

  • 第4题：

    Evaluate this SQL statement:SELECT e.employee_id, (.15* e.salary) + (.5 * e.commission_pct) + (s.sales amount * (.35 * e.bonus)) AS CALC_VALUEFROM employees e, sales sWHERE e.employee_id = s.emp_id;What will happen if you remove all the parentheses from the calculation? （）

    A. The value displayed in the CALC_VALUE column will be lower.

    B. The value displayed in the CALC_VALUE column will be higher.

    C. There will be no difference in the value displayed in the CALC_VALUE column.

    D. An error will be reported.


    参考答案：C

  • 第5题：

    Button控件的属性ClickMode可以获取Click事件，这里的Click模式有（）

    A．释放

    B．按下

    C．经过

    D．悬停


    悬停;按下;释放

  • 第6题：

    DataBind方法通常在哪个事件中调用？

    A．Page_Load事件

    B．Appalachian_Start事件

    C．Button_Click事件

    D．Label_Click事件


    DetailsView的ItemUpdated

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