_______ is the longest phase in the SDLC.
Maintenance
Many organizations allocate ________ of IS budget to maintenance.
60-80%
In ________ maintenance, changes are made to a system to avoid possible future problem.
preventive
_______ type of maintenance adds no value, but makes up the largest share of the maintenance activities.
Corrective
Since the late 1990s, organizations spend more money on maintenance than development of new software.
True
Which of the following maintenance organization types provide improved system and documentation quality?
Seperate
_______ refers to the process of ensuring that only authorized changes are made to the system.
Configuration management