题目内容

Your network contains a stand-alone certification authority (CA) and a Web server. The Web server hosts a secure Web site. The Web site uses a server certificate that was issued from the CA. Users report that they receive a certificate warning message when they connect to the Web site. You need to prevent users from receiving the certificate warning message when they connect to the Web site. What should you do from the Internet Options in Internet Explorer?（）

A. Import the CA certificate to the trusted root CA certificate store.
B. Import the server authentication certificate to the trusted publishers certificate store.
Clear the Check for publisher's certificate revocation check box.
D. Clear the Require server verification (https
E. for all sites in this zone check box for the Trusted sites zone.

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对以下案例进行分析说明事故原因、暴露的问题和防范措施。事故经过：某电力公司线路工区带电班在对35KV带电拆除导线遗物时，在工作前没有对工具进行检查，到达工作现场后甲某将绝缘小绳抛过有杂物导线，之后又将绝缘小绳循环拉至杂物点处，致使受潮的绝缘绳靠近导线并在工作中泄漏电流增大，幸好本工作人员反应快及时摆脱了受潮的绝缘绳，没有导致工作人员被击伤。事后得知该绝缘绳在前天工作中另一班组使用受潮后归还仓库时，没有告知仓库管理员。

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某农业企业2008年投资R项目，当时的货币时间价值为15%，该企业要求的风险报酬率为8%。R项目寿命期为3年，总投资额为900万元，项目开始时一次投入，分3年收回，每年收回300万元，项目每年盈利200万元。该企业投资项目的资金来源于：增发普通股500万元；发行企业债券200万元；动用企业留存收益200万元。发行普通股的筹资费用率为5%，预计第一年股利率为12%，以后每年增长2%。根据上述资料，分析回答下列问题。该企业投资R项目的资金来源中，属于债务资金的是（）。

A. 增发股票
B. 发行债券
C. 动用企业留存收益
D. 资本公积转增资本

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Your database instance is currently configured to support 1，500 connections. The Web applicationthat uses the database allows a large number of users to work with the database simultaneously. Someusers of the Web application do not interact with the server all the time. You want to increase the scalability by configuring the database instance to handle more connections. Asa DBA， which configuration would you set to support more than 1，500 connections at a time（）

A. You would configure more listeners for the database.
B. You would configure the database in shared server mode to use the connection pooling feature.
C. You would increase the value of the PGA_AGGREGATE_TARGET initialization parameter that assigns more session memory to users.
D. You would decrease the value of the PRIVATE_SGA resource limit in the profiles used by the users to accommodate more session information.

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某机电公司承包了某化工厂的设备及管道的防腐蚀工程。由于设备表面还存有铁锈和旧的防腐层，必须对设备进行预处理。工程防腐蚀涂层采用刷涂的施工方法，防腐蚀衬里采用聚氯乙烯塑料衬里。施工完毕，经总工程师鉴定，由于此工程质量要求很高，防腐蚀采用刷涂后，设备表面不够均匀和平整，于是对设备表面重新进行预处理，采用另一种涂层方法。工程施工完毕，达到设计要求后，交付使用。根据国际《高处作业分级》规定，高度在()时，称为一级高处作业。

A. 1～2m
B. 2～5m
C. 5～10m
D. 10～15m

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