Final answer:
The statement that master file updates are the most error-prone and inefficient steps in operations or information process is false. Proper controls, validation, and adherence to best practices can make these updates accurate and efficient. Technological advances have further improved the reliability of this process step.
Step-by-step explanation:
Answering the statement, it is false that master file updates are inherently the most error-prone and inefficient steps in operations or information process. In practice, any step in a process can be subject to errors and inefficiency, and this often depends on how well-designed and managed the process is. It's true that without proper controls and checks, master file updates could become error-prone owing to their typical role of housing critical and often vast amounts of data. However, with the right input validation, error-checking mechanisms, and adherence to best practices, this step can run smoothly and reliably. Advances in computers and technology such as real-time data validation, audit trails, and automated processing have significantly enhanced the accuracy and efficiency of master file updates in modern information systems.