Which data synchronization options between two geographical locations are supported by PowerHA SystemMirror?（）

A . On startup， SMON coordinates instance recovery. B . On startup， CKPT coordinates instance recovery. C . On startup， use RMAN to perform instance recovery. D . Uncommitted changes will be rolled back after the database is opened. E . On startup， perform media recovery and then instance recovery. F . On startup， all the files will be synchronized and you get both committed and uncommitted data.

A . LIST B . CHANGE C . CATALOG D . CROSSCHECK

A . committing a transaction B . rolling back a transaction C . recovering from failed transactions D . recording a transaction to redo log files E . rolling forward during instance recovery

A . EXPDP and IMPDP are the client components of Oracle Data Pump. B . DBMS_DATAPUMP PL/SQL packages can be used independently of the Data Pump clients. C . Oracle Data Pump export and import operations can be performed only by users with the SYSDBA privilege. D . Oracle Data Pump imports can be done from the export files generated in the export utility of previous versions. E . EXPDP and IMPDP use the procedures provided by DBMS_METADATA to execute export and import commands.

A .  This code may throw an InterruptedException. B .  This code may throw an IllegalStateException. C .  This code may throw a TimeoutException after ten minutes. D .  This code will not compile unless “obj.wait（）” is replaced with “（（Thread） obj）.wait（）”. E .  Reversing the order of obj.wait（） and obj.notify（） may cause this method to complete normally. F .  A call to notify（） or notifyAll（） from another thread may cause this method to complete normally.

A .  The ’Default’ configuration directory B .  The ’Active’ configuration directory C .  The ’Staging’ configuration directory D .  The ’Snapshot’ configuration directory

A . Binary data up to 4 gigabytes. B . Character data up to 4 gigabytes. C . Raw binary data of variable length up to 2 gigabytes. D . Binary data stored in an external file, up to 4 gigabytes. E . A hexadecimal string representing the unique address of a row in its table.

A .  Member data have no access modifiers. B .  Member data can be modified directly. C .  The access modifier for methods is protected. D .  The access modifier to member data is private. E .  Methods provide for access and modification of data.

A . Configure a one-way connection agreement that replicates from the subsidiary’s Exchange 5.5 organization to Active Directory B . Configure a one-way connection agreement that replicates from Active Directory to the subsidiary’s Exchange 5.5 organization C . Configure two one-way connection agreements that replicate between the subsidiary’s Exchange 5.5 organization and Active Directory D . Configure the connection agreement to replicate all objects E . Configure the connection agreement to replicate only mailboxes F . Configure the connection agreement to save deletions in an LDAP Data Interchange Format file

A . transmitter B . antenna system C . indicator D . modulator

A . syncvg rootvg B . synclvm rootvg C . varyonvg rootvg D . synclvodm rootvg

A .  Member data have no access modifiers. B .  Member data can be modified directly. C .  The access modifier for methods is protected. D .  The access modifier to member data is private. E .  Methods provide for access and modification of data.

A .  Member data have no access modifiers. B .  Member data can be modified directly. C .  The access modifier for methods is protected. D .  The access modifier to member data is private. E .  Methods provide for access and modification of data.

A . After the COPY command. B . After adding a data file in the target database. C . After adding a tablespace in the target database. D . After adding a tablespace in the catalog database. E . After dropping a data file in the catalog database. F . After running SQL Loader to load a large amount of data.

A . Committing a transaction B . Flashing back a transaction C . Recovering a failed transaction D . Running a read-consistent query E . Changing a tablespace status from READ ONLY to READ WRITE

A . committing a transaction B . flashing back a transaction C . recovering a failed transaction D . running a read-consistent query E . changing a tablespace status from READ ONLY to READ WRITE

A . Frame Relay B . HDLC C . x.25 D . PPP

A . DS8700 systems at each site running Metro Mirror B . DS8700 systems at each site running Global Mirror C . DS5300 systems at each site running Global Mirror D . XIV systems at each site running Remote Mirroring

A . syncvg rootvg B . synclvm rootvg C . varyonvg rootvg D . synclvodm rootvg

A . syncvg rootvg B . synclvm rootvg C . varyonvg rootvg D . synclvodm rootvg

A . JTAPI B . Cisco Media Termination (CMT)   C . MRCP ASR   D . MRCP TTS

A . temp files B . online data files C . offline data files D . read only data file

A . When the data is naturally tabular B . When the number of nodes are volatile C . When the data by nature has sparse attributes D . When the data is of low volume and requires a complex star-schema topology

A.CDMA2000 B.GSM C.TD-SCDMA D.WCDMA E.WiMax F.LTE 此题为多项选择题。