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Application Security Issues

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Questions and Answers

What is the name of the international standard for distributed computing?

SQL
ROLAP
CORBA (correct)
ISO

What is the purpose of transactions in relational databases?

To reduce storage requirements
To enhance user experience
To improve database performance
To ensure data integrity (correct)

What happens when a transaction is committed?

The database restores to its previous state
The transaction is rolled back
The transaction cannot be undone (correct)
The transaction is paused

What is the purpose of the COMMIT command?

To commit a transaction explicitly (A) Signup and view all the answers

What happens when a transaction is rolled back?

The database restores to its previous state (D) Signup and view all the answers

What is the purpose of the ROLLBACK command?

To roll back a transaction (D) Signup and view all the answers

What is a transaction in a relational database?

A discrete set of SQL instructions that succeed or fail as a group (A) Signup and view all the answers

What happens when a hardware or software failure occurs during a transaction?

The transaction is rolled back (B) Signup and view all the answers

What is the significance of the BEGIN TRANSACTION statement?

It starts a new transaction (C) Signup and view all the answers

What is the purpose of implicit transaction committing?

To commit a transaction implicitly if the end of the transaction is successfully reached (D) Signup and view all the answers