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【单选题】
根据本题题干回答以下(1)(2)题
假设P (A) = 0.4,P (A∪B) = 0.9,在以下情况下求P (B):
(1)A, B不相容;
A.
0.5
B.
0.6667
C.
0.8333
D.
0.9
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三
函数y=f(x)在点a连续是y=f(x)在点a有极限的()
A.
必要条件
B.
充分条件
C.
充要条件
D.
无关条件
你觉得护理职业有哪些特性? ( )
A.
技术性
B.
人文性
C.
艺术性
D.
科学性
E.
以上全是
在护理职业中,技术和人文的关系是( )
A.
互相补充、互相支撑
B.
互相排斥
C.
矛盾对立
D.
相互依存
E.
相互独立
现在的中国主要是谁在种地?
A.
老人留守妇女.
B.
青年人
C.
下岗职工
D.
知识分子
今后的农业有什么有看点?
A.
信息化
B.
机械化
C.
农业+
D.
规模化
下列哪项不是工业4.0的主题之一( )。
A.
智能工厂
B.
智能生产
C.
智能物流
D.
智能装配
从售后维修保养的角度讲,最佳换车周期为( )
A.
5年~6年
B.
8年~10年
C.
行驶里程在8~10万公里
D.
行驶里程在10~15万公里
主持人应具备一定的( )
A.
临场应变能力
B.
即兴发挥能力。
C.
戏剧表演能力
D.
说相声的能力
金华两头乌猪的别称是( )。
A.
熊猫猪
B.
黄金猪
C.
老虎猪
D.
钻石猪
职业生涯中,我们 ( ),不断完善自我。
A.
既要工作轻松,又要赚大钱
B.
既要埋头拉车,又要抬头看路
C.
既要搞好关系,又要阴谋诡计
D.
既要不受约束,又要得到尊重
幼儿园教师的专业知识主要包括幼儿发展知识、( )和通识性知识。
A.
常见疾病的识别
B.
游戏指导的知识
C.
安全知识
D.
幼儿保育和教育知识
高星级酒店中,统领整个厨房的职位是
A.
厨师长
B.
行政总厨
C.
事务长
D.
餐饮部经理
白芍为什么要切薄片
A.
有利于干燥
B.
有利于鉴别
C.
有利于成分煎出
D.
为了使白芍片能飞起来
制作陈皮的原料是
A.
橘子
B.
胡柚
C.
橙子
D.
佛手
哪种何首乌具有补肾益精血乌须发的作用?
A.
生何首乌
B.
制何首乌
C.
两者都无
D.
两者都有
行业领域知识是指( )
A.
使用公式和方程进行分析的能力
B.
通过代码利用计算机分析的能力
C.
理解问题所处的行业领域(商业、医学、金融、社会科学等)
D.
清洗、探索、分析、展现数据的方法
.数据的重要作用体现在( )
A.
提高企业生产率和竞争力
B.
催生创新
C.
提升社会治理能力
D.
以上都是
与数据分析相关的职业有
A.
数据分析师
B.
数据科学家
C.
数据采集员
D.
以上都是
对建造过程起监督作用的单位是( )
A.
施工单位
B.
设计单位
C.
监理单位
D.
勘察单位
高层建筑的剪力墙是 ( )
A.
房屋的主要承重墙
B.
房屋非承重墙体
C.
可以拆除
D.
经过装饰工程师同意可以拆除
数据填写错误,如何纠正?
A.
用胶带纸粘住撕去原数据,然后写上正确数据
B.
用修正带粘贴错误数据,在修正带上修改
C.
仔细将原始数据涂黑,在旁边写上正确数字,并签字
D.
将原始数据划一横线,使数据清晰可辨,在旁边写上正确数字,并签字
感冒胶囊车间的工作服是分体的,穿衣顺序及要求是
A.
先穿裤子,再穿带帽子衣服,裤腰穿在衣服外面卡住衣服下摆
B.
 先穿带帽子衣服,再穿裤子,裤腰穿在衣服外面卡住衣服下摆
C.
先穿裤子,再穿带帽子衣服, 裤腰穿在衣服里面
D.
先穿带帽子衣服,再穿裤子, 裤腰穿在衣服里面
“欣弗”注射液批准的灭菌工艺
A.
101℃,30分钟,灭菌柜装载量:5层
B.
 104℃,20分钟,灭菌柜装载量:6层
C.
 105℃,30分钟,灭菌柜装载量:5层
D.
100℃,5分钟,灭菌柜装载量:7层
假设 int a=3,b=4; 则以下选项中可以输出ok的是哪些?
A.
if a>b    printf("ok");
B.
if (a
C.
if (a=b)   printf("ok");
D.
if (!a)   printf("ok");
以下哪些选项能够在屏幕上输出大写字母A?
A.
printf("A");
B.
putchar("A");
C.
putchar('A');
D.
printf('A');
POX stain is very useful to distinguish( ).
A.
ALL and AML
B.
ALL and CLL
C.
AML and CML
D.
AA and IDA
Which description is not right for blast cell? ( )
A.
Big Cell size
B.
Fine Chromatin
C.
Predominant Nucleoli
D.
Abundant Cytoplasm
Which proteinuria is mainly composed of Alb?
A.
Glomerular proteinuria
B.
Tubular proteinuria
C.
Overflow proteinuria
D.
All of the above
In clinical lab, a number of filtered substances may be measured to estimate GFR, except for:
A.
blood urea nitrogen (BUN)
B.
a2-Macroglobulin (a2-MG)
C.
Serum/Plasma creatinine (Cr)
D.
Cystatin C (Cys C)
Which test is NOT useful to diagnose the cryptococcal meningitis?
A.
India ink preparation
B.
Fungus culture
C.
CSF gross examination
D.
Latex agglutination test
Which test is NOT useful to diagnose the purulent meningitis?
A.
Pandy's test
B.
Cell count
C.
Examine bacterium
D.
Complement fixation test
What kind of patients can perform lumbar puncture to get CSF for analysis?
A.
Space occupying lesions
B.
Infection at desired puncture site
C.
Headache with unknow reason
D.
Hemophilia
Common cause of transudative pleural effusions is __.
A.
Cancer
B.
Trauma
C.
Congestive heart failture
D.
Tuberculosis
Which of the following is not one of the features of patients with acute hepatitis? ( )
A.
Dark urine
B.
Pale stool
C.
High serum level of ALT
D.
High serum level of AST
Which of the following protein won't be exist in serum? ( )
A.
Albumin
B.
β-Globulins
C.
Fibrinogen
D.
γ- Globulins
Which of the following describes is not true? ( )
A.
The Kirby-Bauer test is more time-consuming than broth dilution method
B.
In E-test, the point where the zone of inhibition intersect the strip is MIC
C.
MRSA is methicillin resistant Staphylococcus aureus
D.
We can use combined drug assay to confirm ESBL
Which one is right for IDA?( )
A.
MCV↓ MCH↓ MCHC↓
B.
MCV↓ MCH↓ MCHC normal
C.
MCV↑ MCH↑ MCHC normal
D.
MCV↑MCH↑ MCHC↑
Pathological anemia can caused by ( )
A.
Polycythemia vera
B.
Nutritional deficiency
C.
Congenital heart disease
D.
Pulmonary disease
Elevated Eo may occur in( ).
A.
allergic rhintis
B.
verminosis
C.
medicine allergy
D.
all above
About RDW, Which description is not right? ( )
A.
It measures the variability of RBC volume
B.
RDW is elevated in most anemia
C.
It measures the mean volume of RBC
D.
RDW normal range is less than 15%
Pathological increasing of Ly may occur in ( ).
A.
bacteria infection
B.
virus infection
C.
tissue injury
D.
acute toxicosis
Falsely decreased plt count can caused by ( )
A.
The smooth process of sample collection
B.
Exposure to X ray
C.
EDTA-induced PLT clumping
D.
Polycythemia vera
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B.
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C.
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D.
tall and slim, with each node having potentially many children瘦高,每个节点可有多于两个孩子
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reduce the number of I/O operations 减少I/O次数
B.
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C.
reduce the asymptotic time complexity for seaching 降低查找的渐进时间复杂度
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reduce the storage requirement 节省存储空间
【单选题】In the Academic Writing part, Alex discussed with Ruoqi on academic skills, such as ______.
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减轻医疗负担
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【单选题】下面说法正确的是
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【单选题】What's the return value for a failed search in a B-tree of order 4?B树查找算法若最终失败,返回值为:
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None
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NULL
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It was easy to break
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It was too heavy
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it is easy to get stolen
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it is too expensive
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Having to spend less after spending a lot during the shopping festival.
B.
Living a luxurious life after earning a lot of money.
C.
Having failed to live a modest life.
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Living a luxurious life.
【单选题】Popular novels can be adapted and made into ____; ____ and _____.
A.
films; television programs; video games
B.
cartoons; dramas; games
C.
websites; televisions; audio programs
D.
films; cartoons; games
【单选题】下面说法中错误的是
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FileReader类是Reader类的间接子类
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InputStreamReader类是Reader类的子类
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D.
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A.
The property of a B-tree is violated due to removing a key 删除关键码后违反了B树的性质
B.
The property of a B-tree is violated due to inserting a key 插入新的关键码后违反了B树的性质
C.
The property of a B-tree is violated due to a split 分裂后违反了B树的性质
D.
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A.
$\frac{1}{3\sqrt{y}}$
B.
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B.
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a great daily exercise
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a great way to keep you healthy
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A.
The quality of the film is comparable with the novel itself.
B.
The movie is unbelievable, for the plot is not true to the novel.
C.
The stories producers and directors tell are unbelievable.
D.
While adapting the original novels into films, producer exaggerated too much.
【单选题】The differences between the original novel and their adapted film depend on _______, _______ and _______.
A.
writers; actors; audience
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writers; actors; producers
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directors; actors; audience
D.
directors; producers; audience
【单选题】The underflow of a B-tree happens whenB树的下溢发生于:
A.
the height of the tree decreases B树高度减少
B.
the property of the B-tree is violated due to inserting a key 插入关键码后违反了B树的性质
C.
the property of the B-tree is violated due to deleting a key 删除关键码后违反了B树的性质
D.
inserting a key to a leaf node 在叶节点插入关键码
【单选题】The height of a B-tree decreases only whenB树高度的减少只会发生于
A.
merging two children of the root 根节点的两个孩子合并
B.
removing the root 根节点被删除
C.
rotating the root 根节点发生旋转
D.
there are multiple keys in the root 根节点有多个关键码
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