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EDl的应用领域不包括（）
- A、远程教学
- B、海关
- C、国际贸易
- D、运输业
参考答案
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单选题User Mary has a view called EMP_DEPT_LOC_VU that was created based on the EMPLOYEES, DEPARTMENTS, and LOCATIONS tables. She has the privilege to create a public synonym, and would like to create a synonym for this view that can be used by all users of the database.Which SQL statement can Mary use to accomplish that task?（）A
CREATE PUBLIC SYNONYM EDL_VU ON emp_dept_loc_vuB
CREATE PUBLIC SYNONYM EDL:VU FOR mary (emp_dept_loc_vu);C
CREATE PUBLIC SYNONYM EDL_VU FOR emp _dept_loc_vu;D
CREATE SYNONYM EDL_VU ON emp_dept_loc_vu FOR EACH USER;E
CREATE SYNONYM EDL_VU FOR EACH USER ON emp_dept_loc_vuF
CREATE PUBLIC SYNONYM EDL_VU ON emp_dept_loc_vu FOR ALL USERS;
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单选题利用计算机进行科学计算是计算机的（）。A
最晚应用领域B
最早应用领域C
次最早应用领域D
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