You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. You are going to use the data collector to gather performance data periodically on all instances. You must store all collected data in the same database. This database is hosted on a single instance. Every five hours, you have to collect and load performance data in the management data warehouse. Which data collection process should you implement? () ["You should create a cached data collection ","You should create an on-demand non-cached data collection ","You should create a scheduled non-cached data collection. ","You should create two different SQL Agent jobs. The two jobs are scheduled at the same time. One job uploads the data collection and the other job creates a data collection."]
下列关于美国“能源之星”体系说法正确的是()。 ["美国国家标准学会制定","最初应用于汽车","分为三个等级","建筑物节能认证是重点"]
骈赋
企业在采购前应当审核供货者的合法资格、所购入医疗器械的合法性并获取加盖供货者公章的相关证明文件。如销售人员身份证和销售授权书复印件。
简述能力的二因素学说。
()是指心理活动的一种特殊的准备状态,以前多次运用某一种思维程序(方法、思路)去解决同一类为体,逐步形成了习惯性了的程序(方法、思路)去解决类似的问题。