微机使用过程中，键盘出现部分按键失效或不灵敏，引发该故障的原因是键盘与主机的连接错误。 正确。 错误。
三联体 正确。 错误。
Your network contains a Web server named Server1 that runs Windows Server 2003 and Internet Information Server (IIS). Server1 has a server certificate from an Enterprise Certificate Authority (CA) installed. External users report that when they try to access the Web site from outside the corporate network by using a Web browser, they receive the following warning message: There is a problem with this Web sites security certificate. The security certificate presented by this Web site was not issued by a trusted certificate authority. You find that users onthe corporate network do not receive this error. You need to ensure that external users do not receive the warning message when connecting to Server1. What should you do?（） 正确。 错误。
外汇买卖科目的外汇余额在借方，人民币余额在贷方，表示（）。 正确。 错误。
精密丝杠的加工工艺中，要求锻造工件毛坯，目的是使材料晶粒细化、组织紧密、碳化物分布均匀，可提高材料的（）。 正确。 错误。
十五大把从严治党作为党建的方针写入党章。
