什么是软件危机？怎样挽救软件危机？
You are a security administrator for your company. The network consists of a single Active Directory domain. All servers run Windows Server 2003. All client computers run Windows XP Professional. The company occasionally experiences downtime because of malicious lnternet worms that arrive as Microsoft Visual Basic Scripting Edition （VBS） files. You examine several client computers and discover that VBS files are downloaded by using Microsoft Outlook，instant messaging，or peer-to-peer file sharing programs. You need to prevent users from running VBS files regardless of how they arrive on client computers. What should you do？（） Use a software restriction policy to disable all unauthorized scripts.。 Use an Administrative Template to ensure that Outlook and lnternet Explorer are in the Restricted Sites security zon。 Use a centralized logon script to rename the Wscript.exe file on each computer to contain a nonexecutable extensio。 Use a file system security policy to assign the Deny - Execute permission for the Wscript.exe file.。
根据摩擦副之间摩擦状态的不同，润滑分为：
流动介质为氧的管道的颜色标准编号（）。 P02。 YR05。 无。 PB06。
放大电路引入电压并联负反馈，可以使输入电阻（）。 增大。 减小。 不变。 都有可能。
男性，32岁，突发性上腹剧痛4h，伴有恶心、呕吐，吐出蛔虫1条，既往无溃疡病史。体格检查：全腹压痛，反跳痛及肌紧张，肝浊音界缩小，肠鸣音消失，血淀粉酶250索氏单位。初步诊为（）
