System Migration, Infrastructure Deployment, and Data Conversion CISA Practice Questions (Page 1)

Questions 1–5

1. 1expert · hard

   A hospital is deploying a new electronic health record (EHR) system. The go-live is scheduled for a weekend to minimize disruption. The project team has a rollback plan, but the plan has never been tested. The hospital cannot afford an extended outage. What is the most important action before go-live?

   • AIncrease the number of support staff on call for the weekend
   • BTest the rollback plan in a non-production environment
   • CMove the go-live to a weekday when more staff are available
   • DProceed with go-live and rely on the vendor's support
   Reveal Solution Discussion Select an answer first
2. 2expert · hard

   A government agency is migrating citizen records to a new system. The legacy system has a known issue where some records have duplicate IDs. The agency must ensure that each citizen has exactly one record in the new system, but it also must not lose any data. Which validation and reconciliation approach is most appropriate?

   • ALoad all records as-is and rely on the new system's unique constraints to reject duplicates
   • BRun a deduplication algorithm and then reconcile the total count of records
   • CCompare the sum of all fields between the legacy and new systems
   • DUse a data profiling tool to identify duplicates, then manually review each duplicate
   Reveal Solution Discussion Select an answer first
4. 3application · medium

   A company is deploying a new customer relationship management (CRM) system. The deployment is planned as a big bang migration over a weekend. The project manager wants to ensure that the deployment can be reversed if critical issues are found. What is the most important element of the rollback plan?

   • AA backup of the legacy system's data and configuration
   • BA schedule for the migration activities
   • CA training plan for the new system
   • DA list of all users who will be affected by the migration
   Reveal Solution Discussion Select an answer first
5. 4foundation · easy

   Which data conversion method involves writing a program to extract data from the legacy system and load it into the new system's database?

   • AParallel running of systems
   • BData cleansing only
   • CManual re-entry of data
   • DAutomated conversion using scripts or ETL tools
   Reveal Solution Discussion Select an answer first
6. 5foundation · easy

   What is the purpose of reconciling control totals (e.g., sum of financial amounts) between the legacy and new systems after data conversion?

   • ATo enhance data security
   • BTo reduce data storage costs
   • CTo improve system performance
   • DTo verify the accuracy of the converted data
   Reveal Solution Discussion Select an answer first