You need to create a view EMP_VU. The view should allow the users to manipulate the records of only the employees that are working for departments 10 or 20. Which SQL statement would you use to create the view EMP_VU? （） CREATE VIEW emp_vu AS SELECT * FROM employees WHERE department _ id IN (10,20);。 CREATE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20) WITH READ ONLY;。 CREATE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20) WITH CHECK OPTION;。 CREATE FORCE VIEW emp_vu AS SELECT * FROM employees WITH department_id IN (10,20);。 CREATE FORCE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20) NO UPDATE。
全国社会保险信息系统按照国家统一规划，由省级以上人民政府按照分级负责的原则共同建设。
Which key should be pressed on an ASCII terminal during the system initialization to force the system to read from the default boot list？（） 1。 3。 5。 9。
A customer has a resource group rg1 configured on a two node cluster with the following policies：The customer has observed the following scenarios as nodes join the cluster during cluster start up. Scenario 1 Node1 joins cluster as first node - rg1 is acquired by Node1 Node2 joins cluster as second node - rg1 ismoved from Node1 to Node2 Scenario 2 Node2 joins cluster as first node - rg1 is acquired by Node2 Node1 joins cluster as second node - rg1 remainson Node2 Which of the following is the reason for this behavior？（） rg1 is configured with a delayed fallback timer。 Settling time policy has not been configured for rg1。 Node1 does not have sufficient resources to support rg1。 Node2 is the first in the ’Default Node Priority’ list for resource group rg1。
（）是工业区位理论的奠基人 A.谢费尔 。 B.费特尔 。 C.帕兰德 。 D.韦伯。
A healthcare customer is not satisfied with the utilization of their heterogeneous storage devices. Which of the following solutions should the System x technical representative recommend to better provision their storage on demand?（）
