建筑物细部点的平面位置的测设中,()适用于不便量距或测设点远离控制点的地方。
A.直角坐标法
B.极坐标法
C.角度前方交会法
D.距离交会法
第5题
A. To find the tax percentage for each of the employees.
B. To list the name, job id, and manager name for all the employees.
C. To find the name, salary, and department name of employees who are not working with Smith.
D. To find the number of employees working for the Administrative department and earning less then 4000.
E. To display name, salary, manager ID, and department name of all the employees, even if the employees do not have a department ID assigned.
第6题
A. SELECT last_name, department_name, location_id FROM employees , department ;
B. SELECT employees.last_name, departments.department_name, departments.location_id FROM employees e, departments D WHERE e.department_id = d.department_id;
C. SELECT e.last_name, d.department_name, d.location_id FROM employees e, departments D WHERE manager_id = manager_id;
D. SELECT e.last_name, d.department_name, d.location_id FROM employees e, departments D WHERE e.department_id = d.department_id;
第7题
A. Deleting the records of employees who do not earn commission.
B. Increasing the commission of employee 3 by the average commission earned in department 20.
C. Finding the number of employees who do NOT earn commission and are working for department 20.
D. Inserting into the table a new employee 10 who works for department 20 and earns a commission that is equal to the commission earned by employee 3.
E. Creating a table called COMMISSION that has the same structure and data as the columns EMP_ID and COMMISSIONS of the EMP table.
F. Decreasing the commission by 150 for the employees who are working in department 30 and earning a commission of more then 800.
第8题
A.deleting the records of employees who do not earn commission
B.increasing the commission of employee 3 by the average commission earned in department 20
C.finding the number of employees who do NOT earn commission and are working for department 20
D.inserting into the table a new employee 10 who works for department 20 and earns a commission that is equal to the commission earned by employee 3
E.creating a table called COMMISSION that has the same structure and data as the columns EMP_ID and COMMISSION of the EMP table
F.decreasing the commission by 150 for the employees who are working in department 30 and earning a commission of more than 800
第10题
A.to find the tax percentage for each of the employees
B.to list the name, job_id, and manager name for all the employees
C.to find the name, salary, and the department name of employees who are not working with Smith
D.to find the number of employees working for the Administrative department and earning less than 4000
E.to display name, salary, manager ID, and department name of all the employees, even if the employees do not have a department ID assigned
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