Data Access Control System, or DACS, is an example of which?

• A. The standard middleware software to send and receive incoming and outgoing data from suppliers and exchanges
• B. A data distribution entitlement control system to enable access or prevent access to data and generate an audit trail of entitled users
• C. The name given to market data circuits used to manage and control datafeeds
• D. A data visualization tool for monitoring data usage

Answer: (B)