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軟件設(shè)計師每日一練試題（2021/8/3）在線測試：m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=4&day=2021/8/3

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軟件設(shè)計師每日一練試題內(nèi)容（2021/8/3）

試題1： The project workbook is not so much a separate document as it is a structure imposed on the documents that the project will be producing anyway.
All the documents of the project need to be part of this （　）. This includes objectives ,external specifications , interface specifications , technical standards , internal specifications and administrative memoranda(備忘錄).
Technical prose is almost immortal. If one examines the genealogy ( Ff ) of a customer manual for a piece of hardware or software , one can trace not only the ideas , but also many of the very sentences and paragraphs back to the first （?。?proposing the product or explaining the first design. For the technical writer, the paste-pot is as mighty as the pen.
Since this is so, and since tomorrow's product-quality manuals will grow from today’s memos, it is very important to get the structure of the documentation right. The early design of the project （請作答此空） ensures that the documentation structure itself is crafted, not haphazard. Moreover, the establishment of a structure molds later writing into segments that fit into that structure.
The second reason for the project workbook is control of the distribution of （ ）. The problem is not to restrict information, but to ensure that relevant information gets to all the people who need it.
The first step is to number all memoranda, so that ordered lists of titles are available and h worker can see if he has what he wants. The organization of the workbook goes well beyond this to establish a tree-structure of memoranda. The （ ） allows distribution lists to be maintained by subtree, if that is desirable.
A.title
B.list
C.workbook
D.quality
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試題參考答案：C

試題2：

電子商務(wù)交易必須具備抗抵賴性，目的在于防（ ）。
A、一個實(shí)體假裝成另一個實(shí)體 
B、參與此交易的一方否認(rèn)曾經(jīng)發(fā)生過此次交易 
C、他人對數(shù)據(jù)進(jìn)行非授權(quán)的修改、破壞 
D、信息從被監(jiān)視的通信過程中泄漏出去 

試題解析與討論：m.xiexiliangjiufa.com/st/76792644.html
試題參考答案：B

試題3：

內(nèi)存按字節(jié)編址，從A1000H到B13FFH的區(qū)域的存儲容量為（）KB。
A．32
B．34
C．65
D．67

試題解析與討論：m.xiexiliangjiufa.com/st/2531112054.html
試題參考答案：C

試題4：

內(nèi)存單元按字節(jié)編址，地址0000A000H～0000BFFFH共有（）個存儲單元。
A．8192K
B．1024K
C．13K
D．8K

試題解析與討論：m.xiexiliangjiufa.com/st/2473518838.html
試題參考答案：D

試題5：

網(wǎng)絡(luò)安全體系設(shè)計可從物理線路安全、網(wǎng)絡(luò)安全、系統(tǒng)安全、應(yīng)用安全等方面來進(jìn)行。其中，數(shù)據(jù)庫容災(zāi)屬于（ ）
A、物理線路安全和網(wǎng)絡(luò)安全
B、物理線路安全和應(yīng)用安全
C、系統(tǒng)安全和網(wǎng)絡(luò)安全
D、系統(tǒng)安全和應(yīng)用安全

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試題參考答案：D

試題6： 給定關(guān)系R(A，B，C，D，E)與S(B，C，F(xiàn)，G)，那么與表達(dá)式π2，4，6，7(?2<7(R??S))等價的SQL語句如下:
SELECT()FROMR，SWHERE()；
（53）A．R.B，D，F(xiàn)，G
B.R.B，E，S.C，F(xiàn)，G
C.R.B，R.D，S.C，F(xiàn)
D.R.B，R.C，S.C，F(xiàn)
（54）
A.R.B=S.BORR.C=S.CORR.B
B.R.B=S.BORR.C=S.CORR.B
C.R.B=S.BANDR.C=S.CANDR.B
D.R.B=S.BANDR.C=S.CANDR.B
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試題參考答案：A、C

試題7： 以下關(guān)于TCP/IP協(xié)議和層次對應(yīng)關(guān)系的表示中，正確的是（）。
A.
B.
C.
D.
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試題參考答案：A

試題8： 圖G的鄰接矩陣如下圖所示（頂點(diǎn)依次表示為v0、v1、v2、v3、v4、v5），G是（請作答此空）。對G進(jìn)行廣度優(yōu)先遍歷（從v0開始），可能的遍歷序列為（ ）。

（1）A.無向圖
B.有向圖
C.完全圖
D.強(qiáng)連通圖
（2）A.v0、v1、v2、v3、v4、v5
B.v0、v2、v4、 v5、v1、v3
C.v0、v1、v3、v5、v2、v4
D.v0、v2、v4、v3、v5、v1試題解析與討論：m.xiexiliangjiufa.com/st/4075025468.html
試題參考答案：B、A

試題9：

已知關(guān)系R如下表所示，關(guān)系R的主屬性為（1），候選關(guān)鍵字分別為（2）。
R


（1）A、ABC
B、ABD
C、ACD
D、ABCD
（2）A、ABC
B、AB、AD
C、AC、AD和CD
D、AB、AD、BD和CD

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試題參考答案：D、D

試題10：

設(shè)元素序列a、b、c、d、e.f經(jīng)過初始為空的棧S后，得到出棧序列cedfba，則棧S的最小容量為（）。
A．3
B．4
C．5
D．6

試題解析與討論：m.xiexiliangjiufa.com/st/248978198.html
試題參考答案：B