Digital certificates use a standard format called ____________.

Vine is a(n) ________ service for posting short videos

Fill in the blank(s) with correct word

When convergence on a routed network occurs, which of the following is true?

A. All routers are using hop count as the metric B. All routers have the same routing table C. All routers learn the route to all connected networks D. All routers use route summarization