計(jì)算機(jī)等級(jí)考試四級(jí)筆試試卷及答案六之四

字號(hào):

(81) M.Jackson suggested the data structure oriented software design method. Which of the following structure can be introduced by using input/data structure? (2 points)
    A) algorithm structure B) procedure structure
    C) code structure D) program structure
    (82) Software testing is acomplicated procedure.In the following testing method,which is the basic test lf software testing?
    A) system testing B) effective testing
    C) element testing D) integrated testing
    (83) Typical MISD (multiple-instruction single-datastream) computing mode is
    A) Pentium Ⅱ B) Alpha C) Systolic D) Staran
    (84) Local bus can reduce the occupation time of CPU. For the PCI local bus, commonly the time can be reduced to
    A) 46% B) 26% C) 16% D) 6%
    (85) There are many page replacement algorithms in page management.The most frequently used algorithm is
    A) FIFO B) LRU C) OPT D) PPT
    (86) The technology
    for carrying out multiple processing by means of multiple pipeline is called (2 points)
    A) Superscalar B) Superpipeline
    C) Multiple pipeline D) Very long instruction word
    (87) In most WANs ,the network contains numerous cables or telephone lines, each one connecting a pair of
    A) hosts B) routers C) servers D) networks
    (88) Three concepts are central to the OSI model:Service,Interface and
    A) Iayers B) Applications C) Protocols D) Networks
    (89) The underlying technology that makes B-ISDN is called
    A) ATM B) Frame relay
    C) SDMS D) X.25 Networks
    (90) URLs have three parts: the DNS name of machine on which the page is located,then a local name uniquely indicating the specific page and (2 points)
    A) protocol B) IP address
    C) Network name D) Server name
    二、論述題 (兩個(gè)論述題可任選其一,且只選其一,多選無效,滿分30分)
    論述題 1
    某周內(nèi),物理系17名學(xué)生合作完成3個(gè)試驗(yàn)。事后發(fā)現(xiàn),他們中的任何兩人都恰好同時(shí)做過同一個(gè)試驗(yàn)。根據(jù)以上事實(shí)解答或證明以下各題:
    ⑴ 用無向簡(jiǎn)單圖描述以上事實(shí) (6分)
    ⑵ 證明:對(duì)于每個(gè)人都至少有另外6個(gè)人與他同時(shí)做的試驗(yàn)是同一個(gè)試驗(yàn)(9分)
    ⑶ 證明:存在3個(gè)人同時(shí)做過同一個(gè)試驗(yàn) (15分)
    論述題 2
    軟件測(cè)試是軟件質(zhì)量保證的重要措施。測(cè)試的目的是在軟件投入生產(chǎn)性運(yùn)行前,應(yīng)盡可能地發(fā)現(xiàn)并排除軟件中隱含的各種錯(cuò)誤。測(cè)試是對(duì)軟件規(guī)格說明、設(shè)計(jì)和編碼的全面和最后的審查。因此,軟件測(cè)試應(yīng)貫穿在整個(gè)軟件開發(fā)的全過程。
    ⑴ 試陳述軟件測(cè)試的基本任務(wù)和方法。 (6分)
    ⑵ 簡(jiǎn)述黑箱測(cè)試和白箱測(cè)試的內(nèi)容和方法。 (10分)
    ⑶ 陳述軟件測(cè)試過程的基本組成,并介紹各種測(cè)試對(duì)象的測(cè)試內(nèi)容和方法(15分)
    選擇題答案:
    (01-05) BCABA
    (06-10) BCADC
    (11-15) CBCBC
    (16-20) DBDDC
    (21-25) CDBDD
    (26-30) CBACC
    (31-35) BADAD
    (36-40) BBCDB
    (41-45) DADBC
    (46-50) DBACA
    (51-55) CBDDB
    (56-60) CACDB
    (61-65) DDABC
    (66-70) CABBC
    (71-75) DDACA
    (76-80) DCBCD
    (81-85) DCCDB
    (86-90) ABCAA