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多选题
Which statements are true regarding system-partitioned tables?（）
A
Only a single partitioning key column can be specified.
B
All DML statements must use partition-extended syntax.
C
The same physical attributes must be specified for each partition.
D
Unique local indexes cannot be created on a system-partitioned table.
E
Traditional partition pruning and partitionwise joins are not supported on these tables.
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更多 “多选题Which statements are true regarding system-partitioned tables?（）AOnly a single partitioning key column can be specified.BAll DML statements must use partition-extended syntax.CThe same physical attributes must be specified for each partition.DUnique local indexes cannot be created on a system-partitioned table.ETraditional partition pruning and partitionwise joins are not supported on these tables.” 相关考题
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The RECYCLEBIN parameter is set to ON for your database. You drop a table, PRODUCTS, from the SCOTT schema.Which two statements are true regarding the outcome of this action?()
A. All the related indexes and views are automatically droppedB. The flashback drop feature can recover only the table structureC. Only the related indexes are dropped whereas views are invalidatedD. The flashback drop feature can recover both the table structure and its data
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Which statements are true regarding the Query Result Cache? ()
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Which two statements are true regarding the role of the Routing Engine (RE)?()
A. The RE controls and monitors the chassis.B. The RE manages the Packet Forwarding Engine (PFE).C. The RE receives a copy of the forwarding table from the forwarding plane.D. The RE implements class of service (COS).
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Which two statements are true regarding the USING clause in table joins?（）A、It can be used to join a maximum of three tables B、It can be used to restrict the number of columns used in a NATURAL join C、It can be used to access data from tables through equijoins as well as nonequijoins D、It can be used to join tables that have columns with the same name and compatible data types
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Which two statements are true regarding the role of the Routing Engine (RE)?（）A、The RE controls and monitors the chassis.B、The RE manages the Packet Forwarding Engine (PFE).C、The RE receives a copy of the forwarding table from the forwarding plane.D、The RE implements class of service (COS).
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Which two statements are true regarding routing tables?（）A、The routing table is populated by the forwarding table.B、Devices running the Junos OS can accommodate multiple routing tables.C、Information learned from routing protocols is stored in the routing table.D、The primary routing table for IPv4 unicast routes is inet.4.
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The statements below compare and contrast link state and distance vector routing protocols. Which of these are true?（）A、Distance vector protocols send the entire routing table to directly connected neighbors.B、Distance vector protocols are responsible for sending updates to all networks listed in the routing table.C、Link state protocols are responsible for sending the entire routing table to the whole network.D、Link state protocols send updates regarding their own links status to all other routers on the network.
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Which two statements are true about the forwarding table?（）A、The forwarding table lists each source protocol and preference for each destinationB、The forwarding table constains only active routesC、The forwarding table is used to process transit packetsD、The forwarding table is stored in compact flash
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The RECYCLEBIN parameter is set to ON for your database. You drop a table，PRODUCTS，from the SCOTT schema. Which two statements are true regarding the outcome of this action？（）A、 All the related indexes and views are automatically droppedB、 The flashback drop feature can recover only the table structureC、 Only the related indexes are dropped whereas views are invalidatedD、 The flashback drop feature can recover both the table structure and its data
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Which two statements are true regarding the USING and ON clauses in table joins?（）A、Both USING and ON clauses can be used for equijoins and nonequijoins B、Amaximum of one pair of columns can be joined between two tables using the ON clause C、The ON clause can be used to join tables on columns that have different names but compatible data types D、The WHERE clause can be used to apply additional conditions in SELECT statements containing the ON or the USING clause
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Examine the following statement that is used to modify the constraint on the SALES table： SQL ALTER TABLE SALES MODIFY CONSTRAINT pk DISABLE VALIDATE； Which three statements are true regarding the above command（）A、The constraint remains valid.B、The index on the constraint is dropped.C、It allows the loading of data into the table using SQL*Loader.D、New data conforms to the constraint， but existing data is not checkedE、It allows the data manipulation on the table using INSERT/UPDATE/DELETE SQL statements.
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Which statements are true regarding the Query Result Cache? （）A、It can be set at the system, session, or table level.B、It is used only across statements in the same session.C、It can store the results from normal as well as flashback queries.D、It can store the results of queries based on normal, temporary, and dictionary tables.
考题
Which of the following statements is true regarding implementing a Flashback Table recovery？ （）A、 An SCN is never used to perform a Flashback Table recovery.B、 If a significant number of changes have been made to the table， row movement must be enabled.C、 The tablespace must be offline before performing a Flashback Table recovery.D、 Flashback Table recovery is completely dependent on the availability of undo data in the undo tablespace.
考题
You have just performed a FLASHBACK TABLE operation using the following command： flashback table employees to scn 123456； The employees table has triggers associated with it. Which of the following statements is true regarding the state of the triggers during the Flashback Table operation？（） A、 All the triggers are disabled.B、 All the triggers are enabled by default.C、 Enabled triggers remain enabled and disabled triggers remain disabled.D、 Triggers are deleted when a Flashback Table operation is performed.
考题
Which two statements are true regarding single row functions?（）A、They accept only a single argument B、They can be nested only to two levels C、Arguments can only be column values or constants D、They always return a single result row for every row of a queried table E、They can return a data type value different from the one that is referenced
考题
单选题Which of the following statements is true regarding implementing a Flashback Table recovery？ （）A
An SCN is never used to perform a Flashback Table recovery.B
If a significant number of changes have been made to the table， row movement must be enabled.C
The tablespace must be offline before performing a Flashback Table recovery.D
Flashback Table recovery is completely dependent on the availability of undo data in the undo tablespace.
考题
多选题Which two statements are true regarding the USING and ON clauses in table joins?（）ABoth USING and ON clauses can be used for equijoins and nonequijoinsBAmaximum of one pair of columns can be joined between two tables using the ON clauseCThe ON clause can be used to join tables on columns that have different names but compatible data typesDThe WHERE clause can be used to apply additional conditions in SELECT statements containing the ON or the USING clause
考题
多选题Which two statements are true regarding the USING clause in table joins?（）AIt can be used to join a maximum of three tablesBIt can be used to restrict the number of columns used in a NATURAL joinCIt can be used to access data from tables through equijoins as well as nonequijoinsDIt can be used to join tables that have columns with the same name and compatible data types
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单选题You have just performed a FLASHBACK TABLE operation using the following command： flashback table employees to scn 123456； The employees table has triggers associated with it. Which of the following statements is true regarding the state of the triggers during the Flashback Table operation？（）A
All the triggers are disabled.B
All the triggers are enabled by default.C
Enabled triggers remain enabled and disabled triggers remain disabled.D
Triggers are deleted when a Flashback Table operation is performed.
考题
多选题The RECYCLEBIN parameter is set to ON for your database. You drop a table，PRODUCTS，from the SCOTT schema. Which two statements are true regarding the outcome of this action？（）AAll the related indexes and views are automatically droppedBThe flashback drop feature can recover only the table structureCOnly the related indexes are dropped whereas views are invalidatedDThe flashback drop feature can recover both the table structure and its data
考题
多选题Which two statements are true regarding routing tables?（）AThe routing table is populated by the forwarding table.BDevices running the Junos OS can accommodate multiple routing tables.CInformation learned from routing protocols is stored in the routing table.DThe primary routing table for IPv4 unicast routes is inet.4.
考题
多选题Which statements are true regarding system-partitioned tables？（）AOnly a single partitioning key column can be specified.BAll DML statements must use partition-extended syntax.CThe same physical attributes must be specified for each partition.DUnique local indexes cannot be created on a system-partitioned table.ETraditional partition pruning and partitionwise joins are not supported on these tables.
考题
多选题Examine the following statement that is used to modify the constraint on the SALES table： SQL ALTER TABLE SALES MODIFY CONSTRAINT pk DISABLE VALIDATE； Which three statements are true regarding the above command（）AThe constraint remains valid.BThe index on the constraint is dropped.CIt allows the loading of data into the table using SQL*Loader.DNew data conforms to the constraint， but existing data is not checkedEIt allows the data manipulation on the table using INSERT/UPDATE/DELETE SQL statements.
考题
多选题Which statements are true regarding the Query Result Cache？（）AIt can be set at the system， session， or table level.BIt is used only across statements in the same session.CIt can store the results from normal as well as flashback queries.DIt can store the results of queries based on normal，temporary，and dictionary tables.
考题
多选题Which two statements regarding the Flashback Table feature are correct?（）AFlashback Table can be performed on system tables.BFlashback Table operation does not shrink the segments.CFlashback Table uses log mining to extract SQL_REDO and SQL_UNDO statements.DFlashback Table operation acquires exclusive data manipulation language (DML) locks.
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多选题Which three statements are true regarding the fine-grained auditing （FGA）？（）AFGA is possible on SELECT statements only.BThe audit trail for FGA is stored in the FGA_LOG$ table.CThe audit trail for FGA is stored in the AUD_LOG$ table.DFGA enables a SQL predicate to define when to audit an event.EFGA audits DELETE statements only when audit columns are specified.FFGA includes the SQL statement used by the user as part of the audit event entry.
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多选题Which two statements are true regarding the role of the Routing Engine (RE)?（）AThe RE controls and monitors the chassis.BThe RE manages the Packet Forwarding Engine (PFE).CThe RE receives a copy of the forwarding table from the forwarding plane.DThe RE implements class of service (COS).
考题
多选题Which two statements are true about the forwarding table?（）AThe forwarding table lists each source protocol and preference for each destinationBThe forwarding table constains only active routesCThe forwarding table is used to process transit packetsDThe forwarding table is stored in compact flash
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