进程的五态模型包括运行状态、活跃就绪状态、静止就绪状态、活跃阻塞状态和静止阻塞状态。

题型:单项选择题

问题:

进程的五态模型包括运行状态、活跃就绪状态、静止就绪状态、活跃阻塞状态和静止阻塞状态。针对图3-4的进程五态模型,为了确保进程调度的正常工作,(a)、(b)和(c)的状态分别为()。

A.静止就绪、静止阻塞和活跃阻塞

B.静止就绪、活跃阻塞和静止阻塞

C.活跃阻塞、静止就绪和静止阻塞

D.活跃阻塞、静止阻塞和静止就绪

考点:计算机软件水平考试中级软件设计师中级软件设计师上午试题
题型:单项选择题

男性,65岁。进行性吞咽困难2个月,现仅能进流质食物。查体:消瘦,锁骨上未触及肿大淋巴结,食管X线钡剂透视显示:食管中段黏膜破坏,充盈缺损,管腔狭窄。

如病人出现声音嘶哑,提示:肿瘤已侵犯()

A.声带

B.气管隆突

C.迷走神经

D.喉返神经

E.喉上神经

题型:单项选择题

大片的结膜下出血见于

A.结膜炎

B.角膜炎

C.贫血

D.亚急性感染性心内膜炎

E.高血压、动脉硬化

题型:单项选择题

病人久咳,近期又患蛔虫腹痛,治疗宜选用()

A.诃子

B.芡实

C.乌梅

D.肉豆蔻

E.桑螵蛸

题型:单项选择题

按要求改写下列句子。

1. Being a volunteer is great.(改为反意疑问句)

    Being a volunteer is great,________  ________?

2. You finish your homework. I will go to the park with you.(改为复合句)

                                                                

3."I'm listening to music," she said.(改为间接引语)

                                                                

4. Both of the boys are good at playing soccer.(改为否定句)

    ________of the boys ________good at playing soccer

5. Jim has been collecting shells for five years.(对画线部分提问)

                                                                    

6. We shouldn't talk loudly in the theater.

    We shouldn't smoke there, either,(改为同义句)

    We should________talk loudly________smoke in the theater.

7. It took them half a year to finish the work.(改为同义句)

    They________half a year in________the work.

8. I would like to go to the park tomorrow.(改为同义句)

    I ________ ________going to the park tomorrow.

9. He gets on well with his classmates.(对画线部分提问)

                                                                    

10. John's grandfather died ten years ago.(改为同义句)

      John's grandfather has________ ________for ten years.

题型:单项选择题

下列不属于影响滤料层孔隙率的主要因素是()。

A.滤料颗粒均匀程度

B.滤料颗粒形状

C.滤料压实程度

D.滤层的规格

更多题库