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computer controls - Coggle Diagram
computer controls
general computer systems
system development & implementation controls
self-developed system
project authorisation & management
system specification & user needs
system design & programming standards
conversion to new system
testing of new system
purchased package
specification & selection of package
implementation & selection of package
general important information
advantages of purchased systems
disadvantages of packaged systems
system maintenance controls
validity of changes
completeness of changes
organisational & management controls
computer steering committee
segregation of duties
controls against computer viruses
rotation of operation duties
access control to data & programs
programmed access controls
physical access controls
computer operating controls
scheduling of processing
hardware functions
operating procedures
system software
database systems
networks
processing on microcomputers
business continuity controls
back-up, personnel control
physical environment
emergency plan & disaster recovery procedures
application controls
output controls
distribution list & register
output logs
distribution schedule
control distribution
online output
processing controls
manual logs &intervention
overrides, access control
librarian function
matching by the computer
input controls
access controls
segregation of duties
authorisation
changes in data
overrides of system generated info