●Software（73）activities consume a large portion of the total life－cycle budget. （73）A.repa

Software （）activities involve making enhancements to software products ,adapting products

● Maintenance activities include（74）. ①making enhancements to software products ②developin

● （73） software, also called end－user program, includes database programs, word processors

● __（73)__ are the four major activities of software configuration management.①configurati

●Generally software can be divided into two types: （73) software and application software.

●Maintenance activities do not include （74).（74) A. making enhancements to software produc