System Migration, Infrastructure Deployment, and Data Conversion CISA Practice Questions (Page 3)

Questions 11–15

1. 11foundation · easy

   Which activity is typically performed during a post-implementation review?

   • AConfiguring network firewalls
   • BComparing actual outcomes against planned objectives
   • CPerforming data conversion
   • DWriting the system's user manual
   Reveal Solution Discussion Select an answer first
2. 12application · medium

   A retail company is converting its product catalog to a new e-commerce platform. The legacy system stores product prices as text strings, such as "$19.99" and "19,99". The new system requires numeric values. What is the most appropriate data conversion method?

   • AUse a simple find-and-replace to remove the dollar sign and comma
   • BWrite a transformation script to parse and convert the price strings to numeric values
   • CManually update each product price in the new system
   • DLoad the text strings as-is and let the new system interpret them
   Reveal Solution Discussion Select an answer first
4. 13expert · hard

   A utility company is migrating its customer information system. The migration team has identified that the legacy system has a high volume of data, and the new system has a different data model. The company has a strict deadline and cannot extend the migration window. Which approach is most appropriate to manage the risk of data conversion errors?

   • APerform a phased migration by customer segment, with validation at each phase
   • BUse a big bang migration to convert all data at once
   • COutsource the data conversion to a third-party vendor
   • DExtend the migration deadline to allow for more testing
   Reveal Solution Discussion Select an answer first
5. 14foundation · easy

   Which technique is used to ensure that the total number of records in the new system matches the total number of records in the legacy system after conversion?

   • AParallel testing
   • BData encryption
   • CRecord count reconciliation
   • DData masking
   Reveal Solution Discussion Select an answer first
6. 15application · medium

   Six months after migrating to a new CRM system, the sales team reports that some customer records are missing and others have duplicate entries. The IT manager wants to identify the root cause and prevent recurrence. What is the most appropriate next step?

   • AImmediately re-run the data conversion process
   • BIncrease the storage capacity of the CRM system
   • CTrain the sales team on how to enter data correctly
   • DConduct a post-implementation review that includes data validation and reconciliation results
   Reveal Solution Discussion Select an answer first