Which one of the following is a failure to a system

The recovery scheme must also provide

Which of the following belongs to transaction failure

The system has entered an undesirable state (for example, deadlock), as a result of which a transaction cannot continue with its normal execution. This is

The transaction can no longer continue with its normal execution because of some internal condition, such as bad input, data not found, overflow, or resource limit exceeded. This is

The assumption that hardware errors and bugs in the software bring the system to a halt, but do not corrupt the nonvolatile storage contents, is known as the