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軟件設(shè)計(jì)師每日一練試題內(nèi)容(2024/4/22)
試題1
某軟件程序員接受一個(gè)公司(軟件著作權(quán)人)委托開發(fā)完成一個(gè)軟件,三個(gè)月后又接受另一公司委托開發(fā)功能類似的軟件,此程序員僅將受第一個(gè)公司委托開發(fā)的軟件略作修改即提交給第二家公司,此種行為( )。查看答案
試題參考答案:D
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
試題2
極限編程(eXtreme Programming)是一種輕量級(jí)軟件開發(fā)方法, ( )不是它強(qiáng)調(diào)的準(zhǔn)則。
A、持續(xù)的交流和溝通
B、用最簡(jiǎn)單的設(shè)計(jì)實(shí)現(xiàn)用戶需求
C、用測(cè)試驅(qū)動(dòng)開發(fā)
D、關(guān)注用戶反饋
查看答案
試題參考答案:C
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
試題3
在面向?qū)ο笙到y(tǒng)中,用 ( ) 關(guān)系表示一個(gè)較大的“整體”類包含一個(gè)或多個(gè)較小的“部分”類。
A、泛化
B、聚合
C、概化
D、合成
查看答案
試題參考答案:B
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
試題4
總線復(fù)用方式可以()。
A.提高總線的傳輸帶寬
B.增加總線的功能
C.減少總線中信號(hào)線的數(shù)量
D.提高CPU利用率
查看答案
試題參考答案:C
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
試題5
CPU(中央處理單元)的基本組成部件不包括()。查看答案
試題參考答案:B
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
試題6
下面關(guān)于圖(網(wǎng))的敘述,正確的是 ( ) 。
A、連通無向網(wǎng)的最小生成樹中,頂點(diǎn)數(shù)恰好比邊數(shù)多 1
B、若有向圖是強(qiáng)連通的,則其邊數(shù)至少是頂點(diǎn)數(shù)的 2 倍
C、可以采用 AOV 網(wǎng)估算工程的工期
D、關(guān)鍵路徑是 AOE 網(wǎng)中源點(diǎn)至匯點(diǎn)的最短路徑
查看答案
試題參考答案:A
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
試題7
面向?qū)ο蠓治龅牡谝豁?xiàng)活動(dòng)是();面向?qū)ο蟪绦蛟O(shè)計(jì)語言為面向?qū)ο?)。查看答案
試題參考答案:
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
試題8
在屏蔽軟件錯(cuò)誤的容錯(cuò)系統(tǒng)中,冗余附加技術(shù)的構(gòu)成不包括()。
A.關(guān)鍵程序和數(shù)據(jù)的冗余存儲(chǔ)及調(diào)用
B.冗余備份程序的存儲(chǔ)及調(diào)用
C.實(shí)現(xiàn)錯(cuò)誤檢測(cè)和錯(cuò)誤恢復(fù)的程序
D.實(shí)現(xiàn)容錯(cuò)軟件所需的固化程序
查看答案
試題參考答案:A
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
試題9
Designing object -oriented software is hard,and designing ( )object -oriented software is even harder.You must find pertinent(相關(guān)的)objects,factor them into class at the rightgranularity,define class interfaces and inheritances,and establish key relationships among them.You design should be specific to the problem at hand,but also( )enough to address future problems and requirements.You also want to avoid redesign,or atleast minimize it.Experienced object -oriented designers will tell you that a reusable and flexible design is difficult if not impossible to get "right" the first time.Before a design is finished,they usually try to reuse it several times,madifring it each time.Yet experienced object-oriented designers do make good designs.Meanwhile new designers are ( )by the options available and tend to fall back on non-object-oriented techniques they're used before.lt takes a long time for movies to learn that goodobeject-oriented design is all about.Experienced designers evidently know something inexperiencedones.What is it?One thing expert desigeners know not to do is solve every problem from first principles.Rather, theyreuse solutions that have worked for them in the past.When they find a good ( ).They use it aqain and again.Such experience is part of what makes them experts.Consequently,you'll find ( ) patterns of classes and communicating objects in many object-oriented systems.查看答案
試題參考答案:B、D、A、D、D
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
試題10
“當(dāng)多個(gè)事務(wù)并發(fā)執(zhí)行時(shí),任一事務(wù)的更新操作直到其成功提交的整個(gè)過程對(duì)其他事務(wù)都是不可見的”,這一性質(zhì)通常被稱為事務(wù)的(53)。查看答案
試題參考答案:C
試題解析與討論:www.ichunya.com/exam/ExamDay.aspx?t1=4&day=2024/4/22
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