皮肤咖啡牛奶斑最常见于下列哪种疾病？（）
A. 先天愚型
B. 神经纤维瘤病
C. 结节性硬化症
D. 脑面血管瘤病
E. 共济失调毛细血管扩张症
Which of the following is a characteristic of a sequence?（）
A sequence will never generate duplicate values
B. The MAXVALUE of a sequence can be equal to the MINVALUE
C. It is not possible to create a sequence that generates a constant since the INCREMENT value must be greater than zero
D. When a sequence cycles back to either the MAXVALUE or MINVALUE, it will always be equal to the specified value of either of these two boundarie
（）名茶素有“色绿、香郁、味甘、形美”之誉。
A. 庐山云雾茶
B. 西湖龙井
C. 白毫乌龙茶
D. 凤凰单枞
tony wants to create a duplicate of the video application. He wants to keep a version of the data on the same server as the production application but does not want any new documents or documents modifications to be replicated into his new database once he creates it. Which one of the following should tony do to create his archive?（）
A. create a new copy of the database
B. create a replica of the database
C. Use the windows explorer to create a copy of the database file.
D. Create a replica copy of the database and disable replication on the database file.
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