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軟件設(shè)計(jì)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(qǐng)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
試題解析與討論:
www.jazzmuze.com/st/407637889.html試題參考答案:C
試題
2:
電子商務(wù)交易必須具備抗抵賴(lài)性,目的在于防( )。
A、一個(gè)實(shí)體假裝成另一個(gè)實(shí)體
B、參與此交易的一方否認(rèn)曾經(jīng)發(fā)生過(guò)此次交易
C、他人對(duì)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(guò)程中泄漏出去
試題解析與討論:
www.jazzmuze.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(chǔ)容量為()KB。
A.32
B.34
C.65
D.67
試題解析與討論:
www.jazzmuze.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(gè)存儲(chǔ)單元。
A.8192K
B.1024K
C.13K
D.8K
試題解析與討論:
www.jazzmuze.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(jì)可從物理線(xiàn)路安全、網(wǎng)絡(luò)安全、系統(tǒng)安全、應(yīng)用安全等方面來(lái)進(jìn)行。其中,數(shù)據(jù)庫(kù)容災(zāi)屬于( )
A、物理線(xiàn)路安全和網(wǎng)絡(luò)安全
B、物理線(xiàn)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
試題解析與討論:
www.jazzmuze.com/st/82132828.html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(jià)的SQL語(yǔ)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
試題解析與討論:
www.jazzmuze.com/st/3961615848.html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(duì)應(yīng)關(guān)系的表示中,正確的是()。
A.

B.

C.

D.

試題解析與討論:
www.jazzmuze.com/st/4075827559.html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(qǐng)作答此空)。對(duì)G進(jìn)行廣度優(yōu)先遍歷(從v0開(kāi)始),可能的遍歷序列為( )。

(1)A.無(wú)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:
www.jazzmuze.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
試題解析與討論:
www.jazzmuze.com/st/76262626.html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(guò)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:
www.jazzmuze.com/st/248978198.html試題參考答案:B