题目内容

Coherenceprovidestheidealinfrastructureforbuilding_____services,andthe______applications.()

A. DataGrid;ClientandServerbased
B. Outster;ClientandServerbased
C. DataGrid;DNSbased
D. Cloudcluster;ClientandServerbased

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YouworkasadatabaseadministratorforCertkiller.com.Whenyoutriedtoconnecttothedatabase,youreceivedthefollowingerror:ERROR:ORA-12541:TNS:no_listenerYoufoundthatthelistenerisnotrunningontheserver,soyouissuedthefollowingcommandintheListenerControlutilitytostartthelistener.lsnrctl>STARTWhatstatementistrue?()

A. Itwouldattempttostartthedefaultlistener
B. Itwouldstartthemostrecentlycreatedlistener.
C. Itwoulddisplayanerrorwithamessageaskingforthelistenernametobespecified.
D. Itwouldshowyoualistoflistenersandpromptsforthelistenernamethatyouwanttostart.

系统是否形成,标志是()

A. 要素之间是否存在联系
B. 是否产生各要素所不具有的系统整体功能
C. 是否向环境开放
D. 要素之间的结合是否稳定

YourbossatCertkiller.comwantsyoutoclarifyOracle10g.Whichconditioninyourdatabaseforcesyoutoperformonlyconsistentbackups?()

A. Thedatabaseisinmountstate.
B. Oneofthetablespacesisoffline.
C. Oneofthetablespacesisreadonly.
D. ThedatabaseoperatesinARCHIEVELOGmode.
E. ThedatabaseoperatesinNOARCHIEVELOGmode.

系统之所以能够具有要素所不具有的的功能和特征,是由于系统内部存在着()

A. 加和性关系
B. 非加和性关系
C. 双向因果链
D. 随机涨落

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