Data Protection GCCC Practice Questions (Page 12)

Questions 56–58

1. 56foundation · easy

   What is the primary purpose of using checksums in data storage?

   • ATo encrypt data at rest
   • BTo compress data for efficient storage
   • CTo control access to data
   • DTo detect data corruption during storage or transmission
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2. 57expert · hard

   A company runs a critical application on a virtual machine in a single cloud availability zone. The application writes data to a local disk. The company wants to protect against both hardware failure and zone failure. The RTO is 15 minutes and the RPO is 0 (no data loss). Which solution BEST meets these requirements?

   • ATake hourly snapshots of the VM's disk and store them in the same zone.
   • BDeploy the application on two VMs in the same zone and use a load balancer.
   • CUse synchronous replication of the VM's disk to another availability zone and configure automated failover to a standby VM.
   • DUse asynchronous replication to another zone and rely on manual failover.
   Reveal Solution Discussion Select an answer first
3. 58application · medium

   A financial services firm is moving a copy of its production customer database to a cloud-based development environment. The database contains customer names, account numbers, and transaction history. The development team needs realistic data for testing but does not have a business need to see actual account numbers. What should the firm do before loading the data into the development environment?

   • AEncrypt the database with a cloud provider-managed key
   • BRestrict network access to the development environment
   • CApply data masking to replace account numbers with realistic but fictitious values
   • DRetain the data for a shorter period in the development environment
   Reveal Solution Discussion Select an answer first