传统中国画讲究“知白守黑”，其含义是“黑者为画，白者为空白”。画面上留的空白要像画的形象那样被重

A.CREATE_GROUP

B.ADD_GROUP_NOW

C.POPULATE_GROUP

D.ADD_GROUP_COLUMN

E.CREATE_GROUP_FROM_QUERY

Observetheinformationinthecolumns：1：TheSGAa.TextandparsedformsofallSQLstatements2：Thecursorstateb.Run-timememoryvaluesfortheSQLstatement，suchasrowsretrieved3：User-sessiondatac.Securityandresourceusageinformation4：Thestackspaced.LocalvariablesfortheprocessWhichoptionhasthecorrectmatchbetweenthememoryareasandtheircontents（）

A.1-c，2-b，3-d，4-a

B.1-c，2-b，3-c，4-a

C.1-a，2-b，3-c，4-d

D.1-a，2-b，3-d，4-c

A.OracleWebLogicServer

B.OracleCoherence

C.OracleDatabase

D.OracleRealTimeOperationsControl

ad events in the recent Automatic Database Diagnostic Monitor (ADDM) report. After further investigation, you find that queries are performing too many full table scans and indexes are not being used even though the filter columns are indexed.Identify three possible reasons for this.（）

A. Missing or stale histogram statistics

B. Undersized shared pool

C. High clustering factor for the indexes

D. High value for the DB_FILE_MULTIBLOCK_READ_COUNT parameter

E. Oversized buffer cache

YouworkasadatabaseadministratorforCertkiller.com.Youwanttoadministeryourdatabaseservers，whicharerunningondifferenthostmachines，usingtheWeb-enabledgridcontrolinterface.Youhaveconfiguredtheagentonthehostmachines.YouhavestartedtheOracleDatabase10gGridControlutilityonyourmachine.Whichtwoadditionalcomponentswouldyouconfiguretoachievethisobjective？（）

A.ApplicationServerControl

B.OracleManagementService

C.OracleEnterpriseManagerRepository

D.OracleEnterpriseManagerDatabaseControl

A.Theuserclicksthemouse.

B.Theusermovesthemouseintoanitem.

C.Thecursorstylechangesfromdefaulttobusy.

D.Theusermovesthemouseintothewindowtitlebar.

A.Instance

B.Utility

C.Destination

D.Ouster

A.DataGrid；ClientandServerbased

B.Outster；ClientandServerbased

C.DataGrid；DNSbased

D.Cloudcluster；ClientandServerbased

SALARYGetz 10 3000Davis 20 1500Bill 20 2200Davis 30 5000Kochhar 5000DEPARTMENTSDEPARTMENT_ID DEPARTMENT_NAME10 Sales20 Marketing30 Accounts40 AdministrationYou want to retrieve all employees, whether or not they have matching departments in the departments table.Which query would you use?（）

A. SELECT last_name, department_name FROM employees , departments(+);

B. SELECT last_name, department_name FROM employees JOIN departments(+);

C. SELECT last_name, department_name ON (e. department_ id = d. departments_id); FROM employees(+) e JOIN departments d

D. SELECT last_name, department_name FROM employees e RIGHT OUTER JOIN departments d ON (e.department_id = d.department_id);

E. SELECT last_name, department_name FROM employees(+) , departments ON (e. department _ id = d. department _id);

F. SELECT last_name, department_name FROM employees e LEFT OUTER JOIN departments d ON (e. department _ id = d. department _id);

A.Line

B.Column

C.Bubble

D.Flowchart

E.OHLCcandlestock