Which of the following is the most appropriate explanation of TCO (Total Cost of
Ownership) that is a major factor when any purchasing decision is made for a system?
a) It is the sum of the operation and management costs incurred after the installation of
the system.
b) It is the sum of the costs required to troubleshoot software and hardware faults that
occur after the installation of the system.
c) It is the sum of the costs incurred during the installation of the system and the
operation and management costs incurred after the installation.
d) It is the sum of the costs incurred during the installation of the system in addition to
the planning phase of the system.