题目内容

()可以对港口设施保安计划的制订及其内容提出建议。

A. 认可的保安组织
B. 缔约国政府
C. 主管机关
D. 都可以

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当吊灯灯具质量大于()kg时,应采用预埋吊钩或螺栓固定。

A. 1
B. 2
C. 3
D. 5

在ATM上插入卡片选择存款交易,ATM点验现金后,屏幕上会回显(),由客户确认。

A. 现金张数
B. 现金总额
C. 卡片户主姓名(隐去姓氏,由*代替)
D. 卡号

A customer asked a consultant to create the infrastructure for an application. The application is designed to charge customers for conferencing services based on usage. To determine if a Storage Area Network (SAN) is the best storage solution, which of the following questions is most appropriate?()

A. Will the application require a database?
B. Which operating system does the application require?
C. Will the data need to be backed up in real time?
Does the application share data among the servers?

For which two SQL statements can you use the Flashback Table feature to revert a table to its previous state?()

A. UPDATE TABLE
B. CREATE CLUSTER
C. TRUNCATE TABLE
D. ALTER TABLE MOVE
E. INSERT INTO···VALUES
F. ALTER TABLE···DROP COLUMN
G. ALTER TABLE···DROP PARTITION

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