下面有关数据库系统的特点,正确的有 (23) 。 ①查询迅速、准确; ②数据冗余

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问题:

下面有关数据库系统的特点,正确的有 (23)
①查询迅速、准确;
②数据冗余度较大;
③数据的共享性好;
④具有较高的数据独立性;
⑤数据结构化;
⑥有专门的系统对数据进行统一的管理。

A.①③④⑤

B.①②③④⑤

C.①③④⑤⑥

D.①②③④⑤⑥

考点:计算机软件水平考试中级数据库系统工程师中级数据库系统工程师上午试题
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关于氯胺酮静脉麻醉,下列哪项是正确的()

A.一次静注10~20mg/kg,可维持麻醉10~15分钟

B.此时呼吸道肌肉支持作用减弱,应防止舌根后坠

C.麻醉苏醒期不会出现谵语幻觉,没有什么副作用

D.用1%氯胺酮静注30分钟后即可入浅睡眠,深度镇痛后即可手术

E.此时四肢张力增加,尚能睁眼

题型:单项选择题

阅读理解。

     Many years ago, when I was working as a volunteer (志愿者) at a hospital, I got to know a little girl

 named Lisa. The poor little girl had a very serious disease and was dying. The doctor had done his best

 but no medicine really worked. The only chance to save her seemed to be a blood transfusion (输血)

 from her five-year-old brother. The little boy had the same disease before and had developed the

 antibodies (抗体) to fight the illness.

     The doctor talked to me little boy about what they planned to do, and asked him if he would be willing

 (愿意的) to give his blood to his sister. I saw him hesitate (迟疑) for a moment. He took a deep breath

 and said, "Yes, I'll do it if it can save Lisa."

     As the transfusion was going on, the little boy lay quietly in bed next to his sister. He 1ooked at her and

 smiled all the time. When everything was done and the colour returned to his sister's face, his smile

 disappeared and he looked a little afraid. He 1ooked up at the doctor and asked, "Will I start to die

 now?"

     He was too young to understand the doctor. He thought he would have to give all his blood to his

 sister, but he agreed.

1. What happened to the 1ittle girl named Lisa?

    A. She died of a very serious disease.

    B. he got better with the antibodies from her brother.

    C. She lost her little brother.

    D. The transfusion failed and her illness got worse.

2. The doctor waited the little boy to _____.

    A. give a11 his blood to his sister

    B. give some of his blood to his sister

    C. give his life to his sister

    D. get the same disease as his sister

3. How did the five-year-o1d boy understand the doctor's plan?

    A. He thought he was going to lose all his blood.

    B. He thought he was going to be killed.

    C. He thought he was going to die together with his sister.

    D. He thought he was going to die when he grew up.   

4. What did the boy feel when the doctor talked to him about the transfusion?

    A. He was unhappy to help his sister.

    B. He was so afraid that he refused to do anything.

    C. He was worried about his sister.

    D. He was willing to give his blood.

5. The writer still remember the story many years later _____.

    A. because the little girl had a very strange disease

    B. because the sister and brother had the same disease

    C. because the doctor saved the little girl's life

    D. because of what the boy did for his sister

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债务重组采用混合重组方式时,下列会计处理正确的有( )。

A.债务人依次以支付的现金、转让的非现金资产账面价值、债权人享有股份的公允价值冲减重组债务的账面价值,再按修改其他债务条件方式的规定处理

B.债务人依次以支付的现金、转让的非现金资产公允价值、债权人享有股份的面值冲减重组债务的账面余额,再按修改其他债务条件方式的规定处理

C.债权人依次以收到的现金、接受的非现金资产公允价值、享有债务人股份的公允价值冲减重组债权的账面价值,再按修改其他债务条件方式的规定处理

D.债务人确认或有支出,债权人不确认或有收益

E.债权人依次以收到的现金、接受的非现金资产公允价值、享有债务人股份的公允价值冲减重组债权的账面余额,再按修改其他债务条件方式的规定处理

题型:单项选择题

先天性上脸下垂双侧比单侧多见。

手术操作叙述正确的是()。

A.术前精心设计,术中细致操作是保证治疗成功的关键

B.术前应充分扩张额部皮肤以满足组织量的需要

C.术区应放置负压引流

D.以上说法均正确

题型:单项选择题

患儿6岁,8个月时有麻疹疫苗接种史,主诉发热6天,出疹2天并伴咳嗽入院。发热10天前有麻疹接触史。入院体检发现眼结膜充血,患儿耳后、颈部、发际边缘有不规则红色斑丘疹,疹间皮肤正常,体温39.5℃,心肺听诊正常。最有可能的诊断是

A.麻疹或风疹
B.肠道病毒感染
C.药疹
D.幼儿急疹
E.水痘

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