Structured Design: Fundamentals of a Discipline of Computer Program and Systems Design

activation afferent data element afferent module agenda approach assembly language bottom-up bugs Chapter COBOL cohesion complete computer system coroutine cost coupling data flow diagram data flow graph debugging decision defined discussed Edit field EDWARD YOURDON efferent data efficiency error example execution factoring fan-in flowchart FORTRAN function hierarchy identifier implementation incremental input input-output interface intermodular involves iteration lexical load unit logical loop low-level module macro Master File master item master record matrix Modular Programming modular structure modular systems MULTISIM normal operating system optimization output packaging parameters pathological communication pathological connections perform PL/I problem procedural record recursion reference result routine scope of effect sequence sequential shown in Fig simulation specific statements strategy structural design structure chart structured programming subcoroutine subordinate module subroutine subsystem superordinate text string tion top-down testing trans transaction analysis transaction center update valid