Discuss Docker DCA Exam Topic 6 Question 5

You have created a Docker bridge network on a host with three containers attached, how do you make this containers accessible outside of the host?

AUse network attach to access the containers on the bridge network

BUse either EXPOSE or --publish to access the containers on the bridge network

CUse network connect to access the containers on the bridge network

DUse --link to access the containers on the bridge network

Suggested Answer: B

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13 comments · newest first

Carolynn 11 months ago

Surprised people still use bridge networks for this!

Rodney 12 months ago

Wait, can you really access them without --link?

Glory 12 months ago

Definitely B, it’s the standard method.

Huey 12 months ago

I thought --link was still a thing?

Veda 1 year ago

B is the way to go! EXPOSE or --publish works.

Pauline 1 year ago

I don't think --link is the right choice anymore; it seems outdated compared to the other options.

Shenika 1 year ago

I feel like network connect was mentioned in a different context, but I can't recall how it applies to this question.

Glen 1 year ago

I remember we talked about using EXPOSE in class, but I'm not sure if that's enough on its own.

Coral 1 year ago

I think we also practiced using --publish to map ports, which might be the right answer here.

Darell 1 year ago

Wait, was it oxygen scavengers or something else? I'm drawing a blank here. Maybe I should eliminate the options that don't sound right and see if that helps me narrow it down.

Gilma 1 year ago

Okay, let me think this through. I believe the key is to control the allowed state transitions, so modifying the Records State Transition table seems like the most direct way to add that restriction. I'll make sure to double-check the details, but that's my initial strategy.

Eden 1 year ago

Isn't the 'production process' more about operations? I feel like it's not a part of the marketing mix directly.

Ruthann 1 year ago

Ah, I've seen this type of issue before. My money's on the IPv4 address mismatch. That's usually the first thing to check when OSPF neighbors can't form a full adjacency.

Docker DCA Exam - Topic 6 Question 5 Discussion