题目内容

工伤保险不是社会保险的一个重要组成部分。

A. 正确
B. 错误

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You execute the following PL/SQL:Which two statements are true?()

A. Fine-Grained Auditing (FGA) is enabled for the PRICE column in the PRODUCTS table for SELECT statements only when a row with PRICE > 10000 is accessed.
B. FGA is enabled for the PRODUCTPRICE column and an audit record is written whenever a row with PRICE > 10000 is accessed.
C. FGA is enabled for all DML operations by JIM on the PRODUCTPRICE column.
D. FGA is enabled for the PRICE column of the PRODUCTS table and the SQL statements is captured in the FGA audit trial.

在高压接地故障点周围20米内行走,会出现跨步电压。

A. 正确
B. 错误

预防接种异常反应鉴定专家库应在哪个级别设立?()

A. 市级
B. 县级
C. 乡级
D. 村级

电功率等于()的乘积。

A. 电压与电流
B. 电压与电阻
C. 电阻与电流

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