Incremental Delivery — Advantages and Problems

(1) Customers can use early increments as prototypes to inform requirements for later increments,Advantage

(2) Hard to identify common facilities needed by all increments when requirements are not fully defined upfront,Problem

(3) Highest-priority services receive the most testing because they are delivered and integrated first,Advantage

(4) Conflicts with procurement contracts requiring a complete system specification,Problem

Explanation

Advantages: early increments used as prototypes; highest-priority services most tested. Problems: common facilities hard to identify upfront; conflicts with procurement contracts requiring a full specification.