Interview Questions ? Data Management and High Availability
Posted by Superadmin on August 12 2022 04:19:55

Interview Questions – Data Management and High Availability

 

 

The following job interview question test interviewee’s knowledge and understanding of various Data  Management Techniques as well as High Availability Solutions.

 

  1. Draw a picture describing an end-to-end fault tolerant or highly available storage infrastructure from server to (both IP-SAN and FC SAN) to storage-device. Think of high availability at every possible point in the topology.
  2. What are various Data Protection Methods?
  3. What is HSM – Hierarchical Storage Management?
  4. What are various Disaster Recovery Solutions?
  5. What are various backup challenges?
  6. Compare and contrast Backup and Snapshot?
  7. Compare and contrast Snapshot and CDP?

Backup Assignment – The file system size is 1GB, 2GB, 3GB, 4GB & 5GB for 5 consecutive days (assume only file additions have happened every consecutive day)

 

  1. Total space needed for full backup for 5 days would be?
  2. Total space needed for incremental backup for 5 days would be?
  3. Total space needed for differential backup for 5 days would be?