System Analysis and Design
Backup and recovery procedures are primarily implemented to

handle the contingency when a file gets corrupted
All of these
to show different versions of data and programs
to provide data redundancy
None of these

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
In top down analyis and design

each succeeding phase is more detailed than the phase before it
all of the listed here
each succeeding phase is as detailed as the phase before it.
each succeeding phase is less detailed than the phase before it

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
Acceptance testing is

making sure that the new programs do in fact process certain transactions according to Specifications
testing changes made in an existing or a new program
running the system with line data by the actual user
is checking the logic of one or more programs in the candidate systems

ANSWER DOWNLOAD EXAMIANS APP