IT controls Flashcards
(17 cards)
what input control ensures that the correct number of characters has been entered?
like entering a state abbreviation - limit 2 letters
field check
input control that displays additional confirming data in an OLRT system?
closed loop verification
input control that checks if 2 or more fields are consistent
a part time employee would not be earning $5,000 an hour
reasonableness check / logic test
what is the purpose for input/origination controls?
to ensure that data entry and data origination is accurate, valid, and complete
what is the purpose for processing and file controls?
update master file process
detect unauthorized transactions
maintain data integrity
what is the purpose for output controls?
to generate and distribute reports
what are 3 examples of input/origination controls?
reasonableness check
closed loop verification
field check
what are 2 examples of processing and file controls?
run to run totals for batch processing
transaction logs for OLRT processing
what are the 4 reports output controls can distribute?
periodic scheduled reports
exception
demand
ad-hoc
what do logical access controls require?
validation of one’s identity
3 examples of logical access controls
security token
firewall
biometric access
what is a physical access control?
controls that use physcial barriers
what are 3 examples of physical access controls?
IT floor on a weather proof floor (preventive)
fire extinguisher (corrective)
fire alarm (detective)
3 examples of output controls
spooling
aborted print jobs
distribution logs
in a disaster recovery plan, the top priority _________ activities while the lowest priority are ______activities
mission critical
task critical
what are we comparing in a make or buy decision?
relevant cost per unit vs. buy cost per unit
relevant costs = variable costs + avoidable fixed costs
what is margin of safety?
excess sales over breakeven
