2. 计算机
  3. The objective of(71)is to determine what parts of the application software will be assigned to what hardware．The major software

The objective of(71)is to determine what parts of the application software will be assigned to what hardware．The major software

admin2017-11-28  49
问题     The objective of(71)is to determine what parts of the application software will be assigned to what hardware．The major software components of the system being developed have to be identified and then allocated to the various hardware components on which the system will operate．All software systems can be divided into four basic functions．The first is(72)．Most information systems require data to be stored and retrieved，whether a small file，such as a memo produced by a word processor,or a large database，suc as one that stores an organization’s accounting records．The second function is the(73)，the processing required to access data，which often means database queries in Structured Query Language． The third function is the(74)，which is the logic documented in the DFDs．use cases．and functional requirements．The fourth function is the presentation logic，the display of information to the user and the acc印tance of the user’s commands．The three primary hardware components of a system are(75)．
(73)
选项 A、data persistence
B、data access objects
C、database connection
D、data access logic
答案D
解析
转载请注明原文地址:https://kaotiyun.com/show/jMQZ777K
本试题收录于： 系统架构师上午综合知识考试题库软考高级分类
0

系统架构师上午综合知识考试

软考高级

相关试题推荐
随机试题
最新回复(0)