A data acquisition system is described as a combination of tools or processes used to gather, analyze and record information about a phenomenon. Which option best represents this definition?

• A. A combination of tools and processes
• B. A fixed set of tools
• C. A single software package
• D. Only recording data

Answer: (A)

A data acquisition system is built as an integrated setup that combines hardware, software, and defined procedures to collect, analyze, and record data about a phenomenon. This makes the option that describes it as a combination of tools and processes the best fit, because it captures both the methods used to gather data and the subsequent analysis and logging steps that turn raw measurements into usable information. A fixed set of tools implies rigidity and limited adaptability; a single software package cannot cover all aspects of collection, processing, and storage; and only recording data neglects how the data is captured and interpreted.