495.Which statement is true regarding the VALIDATE DATABASE command?
A. It checks the database for intrablock corruptions only.
B. It checks for block corruption in the valid backups of the database...
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其他好文 时间：
2015-07-13 14:05:35
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140
425.Which of the following are included in a transportable tablespace set? (Choose all that apply.)
A. The datafiles that make up a self-contained group of tablespaces required for copy
B. The syste...
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其他好文 时间：
2015-07-13 14:04:57
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144
246.The OPTIMIZER_USE_PLAN_BASELINES parameter is set to TRUE. The optimizer generates a
plan for a SQL statement but does not find a matching plan in the SQL plan baseline.
Which two operations are...
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其他好文 时间：
2015-07-12 14:18:43
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123
521.You notice that a job in a chain has not completed on a nonconstrained RAC database. Which of
these are valid reasons why that might occur?
A. The job priority is 1 and the resource consumer gro...
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2015-07-12 14:18:05
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174
386.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 follow...
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其他好文 时间：
2015-07-11 15:13:30
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153
170.ASM supports all but which of the following file types? (Choose all that apply.)
A. Database files
B. Spfiles
C. Redo-log files
D. Archived log files
E. RMAN backup sets
F. Password files
G...
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其他好文 时间：
2015-07-10 13:36:26
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140
85.You executed the following command to drop a user:
DROP USER scott CASCADE;
Which two statements regarding the above command are correct? (Choose two.)
A. All the objects of scott are moved to t...
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2015-07-10 11:19:24
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167
开闭原则（Open Closed Principle）是Java世界里最基础的设计原则，它指导我们如何建立一个稳定的、灵活的系统。定义：一个软件实体如类、模块和函数应该对扩展开放，对修改关闭。Softeware entities like classes,modules and functions ...
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其他好文 时间：
2015-07-05 16:26:51
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103
OCP over current protection 过流保护 OLP over load protection 过载保护 OVP over voltage protection 过压保护 OTP over temperature protection 过温保护 ESD eletro-static...
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其他好文 时间：
2015-07-03 13:46:05
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245
面向对象设计的11个原则单一职责原则（The Single Responsibility Principle，简称SRP）开放－封闭原则（The Open-Close Principle，简称OCP）Liskov替换原则（The Liskov Substitution，简称LSP）依赖倒置原则（Th...
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其他好文 时间：
2015-07-01 00:54:32
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412
