Computer Science - Database Systems - Discussion


After you _____ a record, many data management the environments require you to issue a command to save the changes you made.

[A]. Delete
[B]. Update
[C]. Sort key
[D]. Index
[E]. None of the above

Answer: Option B


No answer description available for this question.

Sandeep said: (Feb 4, 2014)  
Why not after delete command?

Ankit Mahajan said: (Apr 15, 2014)  
Why not after delete command?

Jansi said: (Jun 4, 2015)  
Delete, update both are dml commands, after any changes done on dml commands. Explicitly user has to write commit statement.

Mou said: (Aug 31, 2018)  
Why update? Please explain.

Tanmay said: (Aug 22, 2019)  
I think update is correct because add, delete, change, sort all come under update.

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