You have a single Active Directory domain. AlI domain controllers run Windows Server 2008 and are configured as DNS servers. The domain contains one Active Directory-integrated DNS zone. You need to ensure that outdated DNS records are automatically removed from the DNS zone. What should you do()
A. From the properties of the zone, enable scavenging.
B. From the properties of the zone, disable dynamic updates.
C. From the properties of the zone, modify the TTL of the SOA record.
D. From the command prompt, run ipconfig /flushdns.
查看答案
一幅彩色静态图像(RGB),设分辨率为256×512,每一种颜色用8bit表示,则该彩色静态图像的数据量为。()
A. 512×512×3×8bit
B. 256×512×3×8bit
C. 256×256×3×8bit
D. 512×512×3×8×25bit
肠结核().
A. 钡灌肠示横结肠充盈缺损,肠腔狭窄
B. 钡灌肠示结肠袋加深,张力增强,可见收缩环
C. 钡灌肠示回肠末段呈线样狭窄,升结肠可见纵行溃疡
D. 钡灌肠示回盲部跳跃征
E. 钡灌肠示乙状结肠呈铅管样
患者出现瞳仁散大,多属()
A. 肾精耗竭
B. 动风先兆
C. 津液亏耗
D. 肝经风热
E. 气血不足