Which three statements are true about Oracle Data Pump export and import operations?（）A、You can detach from a data pump export job and reattach later.B、Data pump uses parallel execution server processes to implement parallel import.C、Data pump import requ

题目

Which three statements are true about Oracle Data Pump export and import operations?（）

A、You can detach from a data pump export job and reattach later.
B、Data pump uses parallel execution server processes to implement parallel import.
C、Data pump import requires the import file to be in a directory owned by the oracle owner.
D、The master table is the last object to be exported by the data pump.
E、You can detach from a data pump import job and reattach later.

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Which two statements are true about analog to digital conversion of voice signals for use in digital telephony networks？（）

A、The three required steps in the analog to digital conversion are sampling，encoding，and compression.
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正确答案:C,E

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正确答案:B,D,E

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Which three statements are true about a registration server in a community?() (Choose three.)

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Which three statements are true about policing？（）

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正确答案:B,D,E

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Which three statements about performance analysis by SQL Performance Analyzer are true? （）(Choose three.)

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B、It produces results that can be used to create the SQL plan baseline.
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正确答案:A,C,D

第7题：

Which three statements about performance analysis by SQL Performance Analyzer are true? （）

A、It detects changes in SQL execution plans.
B、It produces results that can be used to create the SQL plan baseline.
C、The importance of SQL statements is based on the size of the objects accessed.
D、It generates recommendations to run SQL Tuning Advisor to tune regressed SQLs.
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正确答案:A,B,D

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B.They are Dijkstra based.

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参考答案：A, C, D

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Which three statements are true about terms in a policy?（）

A、The order of the terms in a policy is irrelevant.
B、The action is specified in a then statement.
C、Terms are optional in a policy.
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正确答案:B,C,D

第10题：

Which three statements are valid SDM configuration wizards？（）

A、NAT
B、VPN
C、STP
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正确答案:A,B,D

Which three statements are true

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