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Excise tax vs. sales tax 消费税和销售税


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考题 Examine the structures of the EMPLOYEES and TAX tables.EMPLOYEESEMPLOYEE_ID NUMBER NOT NULL, PrimaryKeyEMP_NAME VARCHAR2 (30)JOB_ID VARCHAR2 (20)SALARY NUMBERReferencesMGR_ID NUMBEREMPLOYEE_IDcolumnDEPARTMENT_ID NUMBER Foreign key toDEPARTMENT _IDcolumn of theDEPARTMENT tableTAXMIN_SALARY NUMBERMAX_SALARY NUMBERTAX_PERCENT NUMBERPercentage tax for givensalary rangeYou need to find the percentage tax applicable for each employee. Which SQL statement would you use?()A. SELECT employee_id, salary, tax_percent FROM employees e, tax t WHERE e.salary BETWEEN t.min _ salary AND t.max_salaryB. SELECT employee_id, salary, tax_percent FROM employees e, tax t WHERE e.salary t.min_salary, tax_percentC. SELECT employee_id, salary, tax_percent FROM employees e, tax t WHERE MIN(e.salary) = t.min_salary AND MAX(e.salary) = t.max_salaryD. You cannot find the information because there is no common column between the two tables.

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考题 EBSCO中,检索式 tax W5 reform意味着()。A.tax 和 reform必须同时出现,且中间不得超过5个单词的距离。B.tax 和 reform必须同时出现,中间不得超过5个单词的距离,且必须tax在前,reform在后。C.tax 和 reform必须同时出现,中间不得超过5个单词的距离,且必须reform在前,tax在后。D.tax 和 reform必须同时出现。

考题 2、EBSCO中,检索式 tax W5 reform意味着()。A.tax 和 reform必须同时出现,且中间不得超过5个单词的距离。B.tax 和 reform必须同时出现,中间不得超过5个单词的距离,且必须tax在前,reform在后。C.tax 和 reform必须同时出现,中间不得超过5个单词的距离,且必须reform在前,tax在后。D.tax 和 reform必须同时出现。

考题 1、EBSCO中,检索式 tax N5 reform意味着()。A.tax 和 reform必须同时出现,且中间不得超过5个单词的距离。B.tax 和 reform必须同时出现,中间不得超过5个单词的距离,且必须tax在前,reform在后。C.tax 和 reform必须同时出现,中间不得超过5个单词的距离,且必须reform在前,tax在后。D.tax 和 reform必须同时出现。