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问题 选择题

2012年5月21日，中国社科院财经院、中国社科院城市与竞争力研究中心中国城市竞争力课题组在北京联合对外发布了《2012年中国城市竞争力蓝皮书：中国城市竞争力报告》，该《报告》对中国294个城市的竞争力指数进行了排序，湛江再度杀入全国百强榜，列广东第______位、全国第______位。[ ]

A、10；90

B、8；80

C、9；89

D、9；79

答案

答案：C

问答题

试题四（15分） 阅读以下说明，回答以下问题，将解答填入答题纸对应的解答内。 【说明】某企业的网络结构如图4一l所示。

按照该网络拓扑结构为该企业网络进行IP地址和VLAN规划，具体规划如表4—1所示。

企业员工访问互联网时，为了财务部门的安全，必须限制财务部门的互联网访问请求：要求员工只能在周一至周五08：00—18：00和周末08：00—1 2：00这两个时间段访问互联网。根据需求，完成或(解释)核心交换机Route—Switch的部分配置命令。Route-Switch(config)#time-range telnettime／／定义时间范围Route-Switch(config-time-range)#periodic weekday____(7)____／／定制周期性执行时间为工作日的08：00-18：00Route-Switch(config-time-range)#periodic weekend 08：00 to 12：00／／____(8)____Route-Switch(config-time-range)#exitRoute-Switch(config)#access-list 104 deny ip 192．168．3．0 0．0．0．255 any／／____(9)____Route-Switch(config)#access-list 104 deny ip any any time-range telnettime／／应用访问控制时间，定义流量筛选条件Route-Switch(config)#int f0／6Route-Switch(config-if)#____(10)____／／在接口f0／6的出方向应用acl 104规则
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单项选择题

The history of African—Americans during the past 400 years is traditionally narrated (1) an ongoing struggle against (2) and indifference on the part of the American mainstream, and a struggle (3) as an upward movement is (4) toward ever more justice and opportunity.

Technology in and of (5) is not at fault; it’s much too simple to say that gunpowder or agricultural machinery or fiber optics (6) been the enemy of an (7) group of people. A certain machine is put (8) work in a certain way—the purpose (9) which it was designed. The people who design the machines are not intent on unleashing chaos; they are usually trying to (10) a task more quickly, cleanly, or cheaply, (11) the imperative of innovation and efficiency that has ruled Western civilization (12) the Renaissance.

Mastery of technology is second only (13) money as the true measure of accomplishment in this country, and it is very likely that by (14) this under-representation in the technological realm, and by not questioning and examining the folkways that have (15) it, blacks are allowing. (16) to be kept out of the mainstream once again. This time, however, they will be (17) from the greatest cash engine of the twenty-first century. Inner-city blacks in particular are in danger, and the beautiful suburbs (18) ring the decay of Hartford, shed the past and learn to exist without contemplating or encountering the tragedy of the inner city.

And blacks must change as well. The ways that (19) their ancestors through captivity and coming to freedom have begun to loose their utility. If blacks (20) to survive as full participants in this society, they have to understand what works now.

16（）

A.them

B.us

C.themselves

D.ourselves
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