Observe that for the programmer,as for the

题型:单项选择题

问题:

Observe that for the programmer,as for the chef,the urgency of the patron(顾客) may govern the scheduled completion of the task,but it cannot govern the actual completion.An omelette(煎鸡蛋),promised in two minutes,may appear to be progressing nicely.But when it has not set in two minutes,the customer has two choices—waits or eats it raw.Software customers have had (71) choices.
Now I do not think software (72) have less inherent courage and firmness than chefs,nor than other engineering managers.But false (73) to match the patron’s desired date is much more common in our discipline than elsewhere in engineering.It is very (74) to make a vigorous,plausible,and job risking defense of an estimate that is derived by no quantitative method,supported by little data,and certified chiefly by the hunches of the managers.
Clearly two solutions are needed.We need to develop and publicize productivity figures,bug-incidence figures,estimating rules,and so on.The whole profession can only profit from (75) such data.Until estimating is on a sounder basis,individual managers will need to stiffen their backbones and defend their estimates with the assurance that their poor hunches are better than wish derived estimates.

A.testers

B.constructors

C.managers

D.architects

考点:计算机软件水平考试中级数据库系统工程师计算机水平考试中级数据库系统工程师2010年上半年上午真题
题型:单项选择题

甸(       )拎(       )桶(       )格(       )

句(       )冷(       )通(       )胳(       )

题型:单项选择题

3D打印技术具有划时代意义。运用3D打印技术可以打印从艺术品到人体器官等各种物体,让人欢欣鼓舞,但任何人都可以在家里打印枪支,又让人忧心忡忡。这告诉我们

①任何事物都有优点与缺点          ②新事物始终是一个由不完善到完善的过程

③事物的价值随条件的变化而变化    ④人们对新事物的认识有一个过程

A.①②

B.①③

C.②④

D.②③

题型:单项选择题

都是提升机为了防止运动时由于偶然原因产生链条斗向运动方向的反向坠落造成事故,故在传动器装置上安装()。

题型:单项选择题

若发现有人触电,你可以采取以下措施进行施救()。

①立即切断电源

②若是轻度触电,且伤者神志清醒,你可以让其慢慢走动

③若伤者心搏停止,仍有呼吸,应立即作胸外心脏按压

④若是受雷击被烧伤,则应让伤者躺下,扑灭身上的火,并对其进行抢救

A、①②③④

B、①②③

C、①②④

D、①③④

题型:单项选择题

党的十八大报告指出,全球合作向()拓展。

A.多角度多渠道

B.多渠道全方位

C.多层次全方位

D.多层次多方位

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