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軟件設(shè)計師每日一練試題內(nèi)容(2021/11/30)
試題
1: 使用圖像掃描儀以300DPI的分辨率掃描一幅3×4英寸的圖片,可以得到()像素的數(shù)字圖像。
A.300×300
B.300×400
C.900×4
D.900×1200
試題解析與討論:
www.rydxd.com/st/392839550.html試題參考答案:D
試題
2:
將兩個長度為 n 的遞增有序表歸并成一個長度為 2n 的遞增有序表,最少需要進行關(guān)鍵字比較( )次。
A、I
B、n-1
C、n
D、2n
試題解析與討論:
www.rydxd.com/st/75712607.html試題參考答案:C
試題
3:
編譯的優(yōu)化工作對于下面程序段構(gòu)造的控制流程圖有( )個基本塊。

A、1
B、2
C、3
D、4
試題解析與討論:
www.rydxd.com/st/76242625.html試題參考答案:D
試題
4: MD5是()算法,對任意長度的輸入計算得到的結(jié)果長度為( )位。
A.路由選擇
B.摘要
C.共享密鑰
D.公開密鑰
A.56B.128C.140D.160試題解析與討論:
www.rydxd.com/st/4069922515.html試題參考答案:B、B
試題
5:
若有關(guān)系模式R(A,B,C)和S(C,D,E),對于如下的關(guān)系代數(shù)表達式:
E=∏A,D(σB<'2003'∧R.C=S.C∧E='80'(R×S))
E=∏A,D(σR.C=S.C(σB<'2003'(R)×σE='80'(S)))
E=∏A,D(σB<'2003'(R) σE='80'(S))
E=∏A,D(σB<'2003'∧E='80'(R S))
正確的結(jié)論是(1),表達式 (2)的查詢效率最高。
(1)A、E1≡E2≡E3≡E4
B、E3≡E4但E1≠E2
C、E1≡E2但E3≠E4
D、E3≠E4但E2≡E4
(2)A、E1
B、E2
C、E3
D、E4
試題解析與討論:
www.rydxd.com/st/75792610.html試題參考答案:A、C
試題
6:
《計算機軟件產(chǎn)品開發(fā)文件編制指南》》(GB 8567-88)是( ) 標準。
A、強制性國家
B、推薦性國家
C、強制性行業(yè)
D、推薦性行業(yè)
試題解析與討論:
www.rydxd.com/st/76822645.html試題參考答案:A
試題
7: One is that of a software engineer and the other is a DevOps engineer. The biggest different is in their (1). Software engineers focus on how well the computer software fts the needs of the client while a DevOps engineer has a broader focus that includes software development, how the software is deployed and providing (2) support through the cloud while the software is continually (3).
A software engineer creates computer programs for people to use based upon their security and function ality needs. A DevOps engineer also works on computer applications, but manages the building, deployment and operation as a(4) autormated process. Software engineers often work separately from the operations side of a business. They create the software a business client needs and then monitor the performance of their software products to determine if up grades are necessary or if more serious improvements are needed. DevOps engineers work with the operational side of a business and manage the workflow to (5) software tosmoothly function with automated processes. Both professions require knowledge of Computer programming languages.
(1)A、focus
B、process
C、goal
D、function
(2)A、developing
B、deploying
C、training
D、operational
(3)A、developed
B、functional
C、constructed
D、secure
(4)A、single
B、whole
C、continuous
D、independent
(5)A、develop
B、integrate
C、analyse
D、maintain
試題解析與討論:
www.rydxd.com/st/459548145.html試題參考答案:C、D、C、B、B
試題
8:
電子郵件應用程序利用POP3協(xié)議 ( ) 。
A、創(chuàng)建郵件
B、加密郵件
C、發(fā)送郵件
D、接收郵件
試題解析與討論:
www.rydxd.com/st/79772747.html試題參考答案:D
試題
9:
計算機系統(tǒng)的層次結(jié)構(gòu)如下圈所示,基于硬件之上的軟件可分為a、b和c三個層次。圖中a、b和c分別表示()

A.操作系統(tǒng)、系統(tǒng)軟件和應用軟件
B.操作系統(tǒng)、應用軟件和系統(tǒng)軟件
C.應用軟件、系統(tǒng)軟件和操作系統(tǒng)
D.應用軟件、操作系統(tǒng)和系統(tǒng)軟件
試題解析與討論:
www.rydxd.com/st/3944929577.html試題參考答案:C
試題
10: 廣大公司(經(jīng)銷商)擅自復制并銷售恭大公司開發(fā)的OA軟件已構(gòu)成侵權(quán)。鴻達公司在不知情時從廣大公司(經(jīng)銷商)處購入該軟件并已安裝使用在鴻達公司知道了所使用的軟件為侵權(quán)復制的情形下其使用行為( )
A、侵權(quán),支付合理費用后可以繼續(xù)使用該軟件
B、侵權(quán),須承擔賠償責任
C、不侵權(quán),可繼續(xù)使用該軟件
D、不侵權(quán),不需承擔任何法律責任
試題解析與討論:
www.rydxd.com/st/459121722.html試題參考答案:B