Chapter 4 page 138
7. IT APPLICATION CONTROLS:
a. Automated Purchase Approval. Computer logic, not a human
being, decides when to purchase, what to purchase, and from which
b. Automated Three-Way Match and Payment Approval. When the
AP clerk receives the supplier’s invoice, the clerk accesses the
system and adds a record to the vendor invoice file. This act prompts
the system to automatically create a virtual AP packet by linking the
c. Multilevel Security. Multilevel security is a means of achieving
segregation of duties in an integrated data processing environment
where multiple users simultaneously access a common central