● Consumption of the total life-cycle effort in software maintenance is （71） that in software development．
（71）A．less than　　 　　　　　B．larger than
　　 C．equal or less than　　　D．equal or larger than

● The process of software development doesn’t

● Consumption of the total life-cycle effort in software maintenance is （71） that in software development．
（71）A．less than　　 　　　　　B．larger than
　　  C．equal or less than　　　D．equal or larger than
 
● The process of software development doesn’t include（72）．
（72）A．verification function        B．writing code
C．management function          D．validation function
 
● A well-designed system should be（73）.
①easily understood
②reliable
③straightforward to implement
④straightforward to maintain
（73）A．①②     B．①③④ C．②③④ D．①②③④
 
● Maintenance activities include（74）.
①making enhancements to software products
②developing a new software product
③correcting problems
④adapting products to new environments
（74）A．①② B．①③④ C．②③④ D．①②③④
 
● A quality assurance team should be（75）.
①associated with any particular development group
②depended upon any particular development group
③responsible for reporting directly to management
④in-depended upon any particular development group
（75）A．①② B．②③ C．③④ D．①②③④