项目建议书阶段的投资估算，是项目主管部门审批项目建议书的依据之一，并对项目的规划、规模起（）作用。 ["控制","决定","参考","重要"]
As a result of a media failure， the current online redo log group is corrupted. The database crashes， as the current online group is inaccessible. Which type of incomplete recovery are you most likely to perform？ （） ["Cancel-based","Recovery using a backup control file","Time-based","Change-based"]
夏是我国最早的奴隶制国家之一，当时的税收主要采取了（）这种低级形式。 ["捐","贡","助","彻"]
BRT（快速公交系统）在道路上运营模式可以分为哪三个层次
Given a correctly compiled class whose source code is： Assume that the class file is located in /foo/com/sun/sjcp/， the current directory is /foo/， and that the classpath contains "." （current directory）. Which command line correctly runs Commander？（） ["java Commander","java com.sun.sjcp.Commander","java com\/sun\/sjcp\/Commander","java -cp com.sun.sjcp Commander","java -cp com\/sun\/sjcp Commander"]
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