Manually, you set the consumer group of all of the newly created users to MYDB_GRP. You want the users to be able to change their consumer groups as per the application requirement. What was the first step that was needed in the process to achieve this objective?()
A. The user must have been granted the DBA role.
B. The user must have been granted the switch privilege as a part of a role.
C. The user must have been granted the Resource Manager administrator privilege.
D. The user must have been granted the switch privilege by using the DBMS_RESOURCE_MANAGER_PRIVS package.
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第三方存管业务是指在资本市场从事投资和交易的投资者,在将()存放在证券公司以满足证券交易风险控制的基础上,由商业银行代替证券公司以投资者的名义管理客户交易结算资金,并按照投资者的要求完成资金存取,以及根据股票交易完成证券公司资金交收的一项业务。
某患者于5年前外伤致右侧股骨颈骨折,当时行切开复位内固定术,骨折对位佳,1年后内固定取出,骨折愈合良好。近半年来,出现右侧髋部疼痛,活动后加重,诊断为右侧陈旧性股骨颈骨折右侧股骨头缺血性坏死。同时患有上呼吸道感染和高甘油三脂血症,其主要诊断为()
A. 右侧陈旧性股骨颈骨折
B. 右侧股骨头缺血性坏死
C. 上呼吸道感染
D. 高甘油三脂血症
E. 右侧股骨颈骨折
患者男性,47岁,气急、乏力,心绞痛,硝酸甘油治疗无效,在胸骨左缘可闻及收缩中、晚期粗糙的吹风样杂音。X线示心影左缘明显突出,超声提示室间隔明显增厚,回声增强,IVS/LVPW>1.3~1.5,超声诊断为肥厚型心肌病肥厚型心肌病常合并瓣口关闭不严现象,最常见的为()。
A. 主动脉瓣反流
B. 肺动脉瓣反流
C. 二尖瓣反流
D. 三尖瓣反流
E. A+C