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軟件設(shè)計(jì)師每日一練試題(2025/12/13)

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軟件設(shè)計(jì)師每日一練試題內(nèi)容(2025/12/13)

  • 試題1

    At a basic level, cloud computing is simply a means of delivering IT resources as (1). Almost all IT resources can be delivered as a cloud service: applications, compute power, storage capacity, networking, programming tools, even communication services and collaboration (2). Cloud computing began as large-scale Internet service providers such as Google, Amazon, and others built out their infrastructure. An architecture emerged: massively scaled, (3)distributed system resources, abstracted as virtual IT services and managed as continuously configured, pooled resources. In this architecture, the data is mostly resident on (4)"somewhere on the Intemet" and the application runs on both the "cloud servers" and the user's browser. Both clouds and grids are built to scale horizontally very efficiently. Both are built towithstand failures of (5)elements or nodes. Both are charged on a per-use basis. But while grids typically process batch jobs, with a defined start and end point, cloud servics can be continuous. What's more, clouds expand the types of resources available——file storage, databases, and Web services——and extend the applicability to Web and enterprise applications.
    (1)A. hardware
    B. computers
    C. services
    D. software
    (2) A. computers
    B. disks
    C. machines
    D. tools
    (3) A. horizontally
    B. vertically
    C. inclined
    D. decreasingly
    (4) A. clients
    B. middleware
    C. servers
    D. hard disks
    (5) A. entire
    B. individual
    C. general
    D. separate

    查看答案

    試題參考答案:C、D、A、C、B

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

  • 試題2

    進(jìn)行面向?qū)ο笙到y(tǒng)設(shè)計(jì)時(shí),修改某個(gè)類的原因有且只有一個(gè),即一個(gè)類只做一種類型的功能,這屬于( )原則。
    A.單一責(zé)任
    B.開放-封閉
    C.接口分離
    D.依賴倒置

    查看答案

    試題參考答案:A

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

  • 試題3

    利用棧對(duì)算術(shù)表達(dá)式10*(40-30/5)+20求值時(shí),存放操作數(shù)的棧(初始為空)的容量至少為_( )_,才能滿足暫存該表達(dá)式中的運(yùn)算數(shù)或運(yùn)算結(jié)果的要求。
    A.2
    B.3
    C.4
    D.5

    查看答案

    試題參考答案:C

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

  • 試題4

    異常是指令執(zhí)行過程中在處理器內(nèi)部發(fā)生的特殊事件,中斷是來自處理器外部的請(qǐng)求事件。以下關(guān)于中斷和異常的敘述中,正確的是( )。
    A.“DMA傳送結(jié)束”、“除運(yùn)算時(shí)除數(shù)為0”都為中斷
    B.“DMA傳送結(jié)束”為中斷,“除運(yùn)算時(shí)除數(shù)為0”為異常
    C.“DMA傳送結(jié)束”為異常、“除運(yùn)算時(shí)除數(shù)為0”為中斷
    D.“DMA傳送結(jié)束”、“除運(yùn)算時(shí)除數(shù)為0”都為異常

    查看答案

    試題參考答案:B

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

  • 試題5

    面向?qū)ο蠓治鲋校瑢W(xué)生屬于某個(gè)班級(jí),則學(xué)生和班級(jí)兩個(gè)事物之間屬于 ( ) 。
    A.關(guān)聯(lián)關(guān)系
    B.依賴關(guān)系
    C.實(shí)現(xiàn)關(guān)系
    D.泛化關(guān)系

    查看答案

    試題參考答案:A

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

  • 試題6

    對(duì)有向圖G進(jìn)行拓?fù)渑判虻玫降耐負(fù)湫蛄兄?,頂點(diǎn)Vi在頂點(diǎn)Vj之前,則說明G中( )
    A、一定存在有向弧 < Vi,Vj >
    B、一定不存在有向弧< Vj,Vi >
    C、必定存在從Vi到Vj的路徑
    D、必定存在從Vj到Vi的路徑

    查看答案

    試題參考答案:B

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

  • 試題7

    若某個(gè)關(guān)系的主碼為全碼,則該主碼應(yīng)包含 ( ) 。
    A、單個(gè)屬性
    B、兩個(gè)屬性
    C、多個(gè)屬性
    D、全部屬性

    查看答案

    試題參考答案:D

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

  • 試題8

    多媒體中的“媒體”有兩重含義,一是指存儲(chǔ)信息的實(shí)體;二是指表達(dá)與傳遞信息的載體。( )是存儲(chǔ)信息的實(shí)體。
    A、文字、圖形、磁帶、半導(dǎo)體存儲(chǔ)器
    B、磁盤、光盤、磁帶、半導(dǎo)體存儲(chǔ)器
    C、文字、圖形、圖像、聲音
    D、聲卡、磁帶、半導(dǎo)體存儲(chǔ)器

    查看答案

    試題參考答案:B

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

  • 試題9

    某企業(yè)生產(chǎn)流水線M共有兩位生產(chǎn)者,生產(chǎn)者甲不斷地將其工序上加工的半成品放入半成品箱,生產(chǎn)者乙從半成品箱取出繼續(xù)加工。假設(shè)半成品箱可存放n件半成品,采用PV操作實(shí)現(xiàn)生產(chǎn)者甲和生產(chǎn)者乙的同步可以設(shè)置三個(gè)信號(hào)量S、S1和S2,其同步模型如下圖所示。

    信號(hào)量S是一個(gè)互斥信號(hào)量,初值為  (1);S1、S2的初值分別為  (2)。
    (1)
    A.0
    B.1
    C.n
    D.任意正整數(shù)
    (2) A.n、0
    B.0、n
    C.1、n
    D.n、1

    查看答案

    試題參考答案:B、A

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

  • 試題10

    將網(wǎng)址轉(zhuǎn)換為IP地址要用( )協(xié)議。
    A.域名解析
    B.IP地址解析
    C.路由選擇
    D.傳輸控制

    查看答案

    試題參考答案:A

    試題解析與討論:www.xomuzic.com/exam/ExamDay.aspx?t1=4&day=2025/12/13

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