Aspect conveyed by a sound producing device.
encyclopedia
AUDIT
Formal or official examination and verification. (NTSC)
AUDIT OBJECTIVES
The specific goals of an audit. These often center around substantiating the existence of internal controls to minimize business risk.
AUDIT PROGRAM
A step-by-step set of audit procedures and instructions that should be performed to complete an audit. The audit program should also be a guide for documenting the various audit steps performed.
AUDIT RISK
The risk that information or financial reports may contain material errors the auditor may not detect.
AUDIT TRAIL
A visible trail of evidence enabling one to trace information contained in statements or reports back to the original input source.
AUGMENTED BLOCK GUIDANCE CONTROL SYSTEM
An automated block control system for transit units (cars or trains) with short headways. (TRB)
AUTHENTICATION
The act of verifying the eligibility of a user to gain access to computerized information. Typically designed to protect against fraudulent log-on activity.
AUTHORITY HAVING JURISDICTION
The “authority having jurisdiction” is the organization, office, or individual responsible for approving equipment, installations, or procedures. (Note: The phrase “authority having jurisdiction”, and “approval” agencies vary as do their responsibilities. Where public safety is important, the “authority having jurisdiction”…
AUTHORIZATION
Basic, substantive legislation which establishes or continues the legal operation of a federal program or agency, either indefinitely or for a specific period of time, or which sanctions a particular type of obligation or expenditure within a program. An authorization…