[多项选择]Which two create an instance of an array？（）
A. int ia = new int [15]；
B. float fa = new float [20]；
C. char ca = “Some String”；
D. Object oa = new float[20]；
E. Int ia = （4， 5， 6）（1， 2， 3）

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[单项选择]Which mode of database shutdown requires an instance recovery at the time of the next database startup?（）
A. ABORT
B. NORMAL
C. IMMEDIATE
D. TRANSACTIONAL

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[单项选择] You are managing an Oracle Database 11g ASM instance with a disk group dg01 having three disks. One of the disks in the disk group becomes unavailable because of power failure. You issued the following command to change the DISK_REPAIR_TIME attribute from 3.6 hours to 5 hours: ALTER DISKGROUP dg01 SET ATTRIBUTE 'disk_repair_time' = '5h'; To which disks in the disk group will the new value be applicable?（）
A. all disks in the disk group
B. all disks that are currently in OFFLINE mode
C. all disks that are not currently in OFFLINE mode
D. all disks in the disk group only if all of them are ONLINE

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[多项选择]Given a class whose instances， when found in a collection of objects， are sorted by using the compareTo（） method， which two statements are true？（）
A. The class implements java.lang.Comparable.
B. The class implements java.util.Comparator.
C. The interface used to implement sorting allows this class to define only one sort sequence.
D. The interface used to implement sorting allows this class to define many different sort sequences.

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[多项选择]Which two create an instance of an array？（） A. int ia = new int [15]；B. float fa = new float [20]；C. char ca = “Some String”；D. Object oa = new float[20]；E. Int ia = （4， 5， 6） （1， 2， 3）

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[多项选择]Which two create an instance of an array？（）
A. int ia = new int [15]；
B. float fa = new float [20]；
C. char ca = “Some String”；
D. Object oa = new float[20]；
E. Int ia = （4， 5， 6）（1， 2， 3）

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