笔试试题及答案（81-90）

下列各题A)、B)、C)、D)四个选项中,只有一个是正确的,请将正确选项涂写在答题卡相应位置上,答在试卷上不得分。 

(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

答案为：（81－85） DCCDB（86－90） ABCAA