一般来说,中小企业实施会计电算化的合理做法是()。
A.购买商品化会计软件
B.本单位定点开发软件
C.使用国外会计软件
D.从其他企业复制取得会计软件
第1题
A.SELECT last_name, manager_id, department_name FROM employees e FULL OUTER JOIN departments 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.manager_id = m.employee_id) LEFT OUTER JOIN departments d ON (e.department_id = d.department_id);
C.SELECT e.last_name, m.last_name, department_name FROM employees e RIGHT OUTER JOIN employees m on ( e.manager_id = m.employee_id) LEFT OUTER JOIN departments 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) RIGHT OUTER JOIN departments 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 departments d ON (e.department_id = d.department_id) ;
第2题
A. All the triggers for the table are disabled without changing any of the column names or column types in the table.
B. The primary key constraint on the EMPLOYEES table is disabled during redefinition.
C. VPD policies are copied from the original table to the new table during online redefinition.
D. You must copy the VPD policies manually from the original table to the new table during online redefinition.
第3题
A.AssigntheDEFAULTprofiletotheusers
B.SettheRESOURCE_LIMITparametertoTRUEintheparameterfile
C.CreateanewprofilewithCPUrestrictionsandassignittotheusers
D.SpecifytheusersasmembersoftheDEFAULT_CONSUMER_GROUP
E.RevoketheDBAroleandgrantCONNECTandRESOURCEroletotheusers
第4题
A.Undodatabecomesobsoleteafter1,000seconds.
B.Undodatagetsrefreshedafter1,000seconds.
C.Undodatawillbestoredpermanentlyafter1,000seconds.
D.Committedundodatawouldberetainedfor1,000secondsiffreeundospaceisavailable.
E.UndodatawillberetainedintheUNDOtablespacefor1,000seconds,thenitgetsmovedmovedtotheTEMPORARYtablespacetoprovidereadconsistency.
第5题
A.Untillastcommit
B.Untilthetimeyouperformrecovery
C.Untilthetimethedatefilegotcorrupted
D.Untilthepointwherethelasttransactionbegun
E.YoucannotrecovertheSYSTEMtablespaceandmustre-createthedatabase.
第6题
A.dropandre-createtheread-onlytablespaces
B.renametheread-onlydatafilestotheircorrectfilenames
C.changethetablespacestatusfromread/writetoread-only
D.re-createtheread-onlytablespacebecauseitisautomaticallyremoved
第7题
A.Theycanacceptonlyoneargument.
B.Theycanbenesteduptoonlytwolevels.
C.Theycanreturnmultiplevaluesofmorethanonedatatype.
D.TheycanbeusedinSELECT,WHERE,andORDERBYclauses.
E.Theycanmodifythedatatypeoftheargumentthatisreferenced.
F.Theycanacceptacolumnname,expression,variablename,orauser-suppliedconstantasarguments.
第8题
A.Youmusthavestartedthedatabaseinstanceinrestrictedmode.
B.YoumusthavestartedthedatabaseinstanceinNORMALmode.
C.Youmusthavestartedthedatabaseinstancewithserverparameterfile.
D.Youmusthavestartedthedatabaseinstancebutmustnothavemounted.
E.Youmusthavestartedthedatabaseinstancebutmustnothaveopened.
第9题
A.MemoryAdvisor
B.SegmentAdvisor
C.SQLTuningAdvisor
D.SQLAccessAdvisor
E.AutomaticDatabaseDiagnosticMonitor(ADDM)
第10题
A.itcanbeusedtoconcatenatetwostrings.
B.itcanbeusedtofindoutthetotallengthofthestring.
C.itcanbeusedforstringmanipulationandsearchingoperations.
D.itcanbeusedtoformattheoutputforacolumnorexpressionhavingstringdata.
E.itcanbeusedtofindandreplaceoperationsforacolumnorexpressionhavingstringdata.
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