Step 1: Define ISO 2709.ISO 2709 is an international standard specifying a format for exchanging bibliographic records. It is a file format specification, not a content standard.
Step 2: Explain its function.It offers a general structure for containing and exchanging bibliographic data. It specifies how data (e.g., author, title) should be arranged in a file for interoperability between different library systems. The MARC format is the most well-known implementation of the ISO 2709 standard.
Step 3: Conclude.The sole purpose of ISO 2709 is to enable the exchange of bibliographic data between computer systems.