Question

what was PRI?what is it's use
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Answer 1

Answer:

The Primary Rate Interface (PRI) is a telecommunications interface standard used on an Integrated Services Digital Network (ISDN) for carrying multiple DS0 voice and data transmissions between the network and a user. PRI is the standard for providing telecommunication services to enterprises and offices.

Answer 2

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Principles for Responsible Investment (UNPRI or PRI)[1] is a United Nations-supported international network of investors working together to implement its six aspirational principles, often referenced as "the Principles". Its goal is to understand the implications of sustainability for investors and support signatories to facilitate incorporating these issues into their investment decision-making and ownership practices. In implementing these principles, signatories contribute to the development of a more sustainable global financial system.