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Exhibit

Examine the data in the EMPLOYEES and DEPARTMENTS tables.
You want to retrieve all employees' last names, along with their manager's last names and their department names. Which query would you use?()

A . SELECT last_name, manager_id, department_name FROM employees e FULL OUTER JOIN department d ON (e.department_id = d.department_id);
B . SELECT e.last_name, m.last_name, department_name FROM employees e LEFT OUTER JOIN employees m on ( e.managaer_id = m.employee_id) LEFT OUTER JOIN department d ON (e.department_id = d.department_id);
C . SELECT e.last_name, m.last_name, department_name FROM employees e RIGT OUTER JOIN employees m on ( e.manager_id = m.employee_id) FULL OUTER JOIN department d ON (e.department_id = d.department_id);
D . SELECT e.last_name, m.last_name, department_name FROM employees e LEFT OUTER JOIN employees m on ( e.manager_id = m.employee_id) RIGT OUTER JOIN department d ON (e.department_id = d.department_id);
E . SELECT e.last_name, m.last_name, department_name FROM employees e RIGHT OUTER JOIN employees m on ( e.manager_id = m.employee_id) RIGHT OUTER JOIN departments d ON (e.department_id = d.department_id)
F . SELECT last_name, manager_id, department_name FROM employees e JOIN department d ON (e.department_id = d.department_id)

Which statement creates a new user?() CREATE USER susan;。 CREATE OR REPLACE USER susan;。 CREATE NEW USER susan DEFAULT;。 CREATE USER susan IDENTIFIED BY blue;。 CREATE NEW USER susan IDENTIFIED by blue;。 CREATE OR REPLACE USER susan IDENTIFIED BY blue。 检查开关电源交流输入电压是否在规定的范围内,爱默生设备单相要求:(),中达设备要求:() 170V~270V﹑154V~290V。 190V~270V﹑160V~290V。 187V~270V﹑154V~291V。 170V~275V﹑154V~293V。 You plan to use static database registration for a new listener when you create it.What could be the two reasons for this?() More than one database is to be registered with the listener.。 The users will connect the database by using the host naming method.。 The Oracle Enterprise Manager is to be used to monitor an Oracle9i database.。 The database that is to be registered with the listener is configured in shared server mode.。 The listener is not configured on the default port of 1521 and the instance is not configured to register with a nondefault port.。 不合理的认识主要包括() 绝对化要求。 过度泛化。 夸大后果。 任性。 材料验收

Exhibit

Examine the data in the EMPLOYEES and DEPARTMENTS tables.
You want to retrieve all employees' last names, along with their manager's last names and their department names. Which query would you use?()

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