When a client using the SERVER_ENCRYPT authentication type connects to a server using the SERVER authentication type, what happens?()
An error will occur.
B. Data passed between the client and the server is encrypted.
C. User IDs and passwords are passed to the server unencrypted.
D. User IDs and passwords are encrypted before they are passed to the server.
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()厂房(仓库),当需要出入蒸汽机车和内燃机车时,其屋顶应采用不燃烧体或采取其它防火保护措施。
A. 甲类.
B. 乙类.
C. 丙、丁、戊类
患者,男,71岁。感冒发热,汗出恶风,头痛头晕,目赤咳嗽,舌赤苔薄白。治疗应首选的药物是()。
A. 桑叶、桑枝
B. 桑叶、全蝎
C. 菊花、红花
D. 桑叶、菊花
E. 菊花、知母