Explain what happens in a three-level architecture for a transaction processing system if the presentation server crashes while the transaction is executing.
What will be an ideal response?
The presentation server is usually not a participant in the transaction. If it fails, the transaction can commit. Later when it restarts, it can ask the coordinator what happened.
Computer Science & Information Technology
You might also like to view...
A composite key is required when one field alone can not be used to identify each unique record in a table
Indicate whether the statement is true or false
Computer Science & Information Technology
Track changes ________
A) records changes to a workbook B) records changes to existing cells, but not inserted cells C) can record changes by eight people D) exports all changes to a Word document log file
Computer Science & Information Technology