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【简答题】
标准正态分布问题。设X~N(0,1),求以下概率: (1)P(X<1.5)=( ); (2)P(X>2)=( ); (3)P(-1 <3)=( ); (4)P(|X|<2)=( )。
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【判断题】提倡社会主义的核心价值理念能有效改造整个社会的风气。()
A.
正确
B.
错误
【单选题】For cropping(裁剪) uc/os-II, The file that need to be modified is
A.
OS_MEM.C
B.
OS_CFG.H
C.
OS_CPU.H
D.
OS_CPU_ASM
【单选题】关于 uC/OS 中的优先级,下列说法错误的是 ( )。
A.
优先级数目越大,优先级越高;
B.
空闲任务的优先级为 OS_LOWEST_PRIO-1 ;
C.
一般要求和中断相关的任务优先级较高;
D.
uC/OS 2.52 版本中优先级数目应小于
【判断题】Section A Exploratory ReadingSkim the following passage and decide whether the following statements are true or false according to the passage. Advertising has become a very specialized activity in mo...
A.
正确
B.
错误
【单选题】Which of the following is NOT a quality paper?
A.
The Telegraph.
B.
The News of the World.
C.
The Guardian.
D.
The Observer.
【单选题】下列选项中用于完成创建任务的自用栈空间的uC/OS-II程序源代码的是()。
A.
OS_CPU_C.C
B.
OS_CORE.C
C.
OS_MEM.C
D.
OS_TASK.C
【单选题】Of the following statement, which is not the quality of a code hero?
A.
A man who saves the world single-handedly
B.
A man of courage and endurance
C.
A man who follows the ideals of honor
D.
A man who lives correctly
【单选题】______ the complaint you have mad4 there is nothing we can do to improve the quality of these goods.
A.
But for
B.
In view of
C.
In spite of
D.
In relation to
【单选题】关于uC/OS-II的基本特点,以下说法错误的是()。
A.
uC/OS-II是抢占式实时操作系统内核
B.
由于存在内核任务,用户编写的应用程序最多可以有60个任务
C.
uC/OS-II不支持时间片轮转调度法
D.
uC/OS-II允许每个任务有不同的栈空间
【单选题】The purpose of the quality assurance staff is to inspect every product before it leaves the warehouse and make sure no ______ merchandise reaches customers.
A.
guaranteed
B.
perceptible
C.
defective
D.
avoidable
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