女,50岁。左肩疼痛1个月余,并有向左上臂放射,伴肩关节活动限制,症状逐渐加重,有夜痛甚至影响睡眠。发病前曾有外伤史,但伤时症状不明显。查体:左肩有肌肉萎缩,肩活动限制,尤其是外展和旋转较甚,肩前有局限按痛点,畸形不明显。最可能的诊断是()
A. 左肩关节软组织伤
B. 左肱骨近端不完全性骨折后
C. 左肋骨近端转移性肿瘤
D. 左肩关节周围炎
E. 颈椎病
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Users at the Charleville Company began experiencing high network delays when Internet connectivity was enabled for all users. After investigating the traffic flow, you determine that peerto-peer traffic from a music download site is consuming a large amount of bandwidth. Which QoS mechanism can you implement to improve the network response time?()
A. Use CBWFQ to queue the peer-to-peer traffic into the default traffic class.
B. Use class-based WRED to randomly drop the peer-to-peer traffic during network congestions.
C. Use class-based policing to limit the peer-to-peer traffic rate.
D. Use class-based shaping to delay any excessive peer-to-peer traffic.
以下关于开放式基金的描述,错误的是() Ⅰ.开放式基金的非交易过户只适用于个人投资者,机构投资者不能进行非交易过户 Ⅱ.由于需要收取一定转换费用,开放式基金份额转换的综合费用较高 Ⅲ.开放式基金的非交易过户,是从投资者的一个基金账户转移到其名下的另一个基金账户 Ⅳ.基金持有人可以办理其基金份额在不同销售机构的转托管
A. Ⅱ、Ⅲ、Ⅳ
B. Ⅰ、Ⅱ、Ⅳ
C. Ⅰ、Ⅲ、Ⅳ
D. Ⅰ、Ⅱ、Ⅲ
自然保护区的范围和界线由()确定,并标明区界,予以公告。
A. 省、自治区、直辖市人民政府
B. 国务院
C. 批准建立自然保护区的人民政府
D. 国务院环境保护行政主管部门