第34题：主存储器和CPU之间增加高速缓冲存储器(Cache)的目的是（　　）。

第75题：文中（　5　）处正确的答案是（　　）。

第73题：文中（　3　）处正确的答案是（　　）。

第74题：文中（　4　）处正确的答案是（　　）。

第72题：文中（　2　）处正确的答案是（　　）。

根据下面的文字资料回答 71～75 题

The purpose of the requirements definition phase is to produce a clear,complete，consistent，and testable（　1　）of the technical requirements for the software produet．

During the requirements definition phase，the requirements deftnifion team uses an iterative process to expand a broad statement of the system requirements into a complete and detailed specificationof each function that the software must perform. and each（　2　）that it must meet．The starting point is usually a set of high-level requirements from the（　3　）that describe the project or problem．

In either case，the requirements definition team formulates an overall concept for the system and thedefines（　4　）showing how the system will be oPerated，publishes the system and operation concept documents，and conducts a system concept review(SCR).

Following the SCR，the team derives（　5　）requirements for the system from the highlevel requirements and the systern operations concept．Using structured or object-oriented analysis，the team specifies the software functions and algorithms needed to satisfy each detailedrequirements.

第71题：文中（　1　）处正确的答案是（　　）。

第68题：文中（　3　）处正确的答案是（　　）。

第69题：文中（　4　）处正确的答案是（　　）。

第70题：文中（　5　）处正确的答案是（　　）。

第66题：文中（　1　）处正确的答案是（　　）。

第67题：文中（　2　）处正确的答案是（　　）。