November 2006
Intermediate to advanced
256 pages
5h 46m
English
Content preview from Programming Language Fundamentals by Example
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10
STORAGE MANAGEMENT ISSUES
Regardless of type or lifetime, values must be stored in computer memory during their lifetimes. The purpose of this chapter is to address the issues of designing and implementing storage schemes.
10.1 COMPUTER MEMORY
Each manufacturer has its own detailed implementation; most present a von Neumann architecture to the programmer (Figure 10.1). Memory tends to be passive; information is stored at and retrieved from locations determined external to the memory. Again using the CRUD acronym to guide development, the active agent must
Create: a place in memory that is not shared by any other storage unit
Read: values by copying and not destroying content
Update: content without interfering with other storage units ...
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