全國計算機軟考英語考前練習(xí)試題及解析(9)

　　從供選擇的答案中，選出應(yīng)填入下面英文語句敘述中{ }內(nèi)的正確答案，把編號寫在答卷的對應(yīng)欄內(nèi)。

　　For users, microkernel technology promise { A }, compact, and sophisticated operating systems that are typically { B }across a range of hardware platforms. These operating systems will be customizable to let users run multiple operatin system and application "per-Sonalities" on top of a single microkernel { C } .Microkernel-based systems can provide this flexbility because the core operating

　　system functionc are { D } from the large number of utilities, features and extension that are layered on top of them. As a result, updation and maintaining operating system is easier, since developers don't have to modify the { E } every time they must add a new feature.

　　供選擇的答案：

　　A：①slow ②fast ③quickly ④speed

　　B：①moveable ②made ③portable ④use

　　C：①bases ②foundations ③systems ④foundation

　　D：①separate ②connected ③compared ④selected

　　E：①core ②center ③heat ④utility

　　【解析】

　　Examda提示參考譯文：��對用戶來說，微內(nèi)核技術(shù)有希�实蠋密灾B磯嚶布�平台上移竹g目燜�、紧凑和先进的操尊嫷蛨鯱廡┎僮饗低晨梢遠ㄖ蘋�，以使記]Э稍詰ジ鑫⒛諍嘶�础娠@誦卸喔霾僮饗低澈陀τ貿(mào)絳頡?/P>

　　基于微內(nèi)核的系統(tǒng)之所以能夠提供此靈活性是因為核心的操作系統(tǒng)功能與大量用程序、特征和擴展功能是分離的。它們分層加于核心功能上，其結(jié)果是使更新和維護操作系統(tǒng)更加容易了。因為開發(fā)人員不必在每次加入一個新特色時都修改核心。

　　【答案】A：② B：③ C：④ D：① E：①