Which of the following tests is an IS auditor performing when a sample of programs...

 Purpose of Compliance Testing:

Compliance tests ensure that processes, controls, and procedures comply with organizational policies or regulatory requirements.

 Why This is Correct:

Testing the source and object code versions verifies compliance with program library controls to ensure integrity.

 Why Other Options Are Incorrect:

A. Substantive test: Focuses on data accuracy, not compliance.

C and D: Focus on compiler controls, not library controls.

 References:

EC-Council emphasizes the role of compliance tests in verifying adherence to security and operational policies in program libraries.