Free HashiCorp Consul-Associate Exam Questions

Question 1

Which of the following is responsible for managing membership and broadcasting messages to the cluster?

A : ft (Paxos)

B : covery chain

C : rf (SWIM)

D : epared Queries

Answer: C

Question 2

You have created a new gossip encryption key using consul keygen and installed it using the command consul keyring -install

TX/1dsj67x/4XdTeSG1Cb5RdC/cbAbv9Hch4H8cL8nk=.

However, when you try and delete the original gossip encryption key, you receive an error. Based on the error message below, what steps need to be taken in order to be

able to remove the old gossip encryption key?

1. $ consul keyring -remove /d+jMNoQWICjMvddXJXzyGPDWiEOFgApvUJcuPRcves=

2.

3. ==> Removing gossip encryption key...

4. error: Unexpected response code: 500 (12 errors occurred:

5. * WAN error: 5/5 nodes reported failure

6. * CONSUL-NODE-A.dc-1: Removing the primary key is not allowed

7. * CONSUL-NODE-C.dc-1: Removing the primary key is not allowed

8. * CONSUL-NODE-B.dc-1: Removing the primary key is not allowed

9. * CONSUL-NODE-D.dc-1: Removing the primary key is not allowed

10. * CONSUL-NODE-E.dc-1: Removing the primary key is not allowed

11. * dc-1 (LAN) error: 5/5 nodes reported failure

12. * CONSUL-NODE-E: Removing the primary key is not allowed

13. * CONSUL-NODE-A: Removing the primary key is not allowed

14. * CONSUL-NODE-D: Removing the primary key is not allowed

15. * CONSUL-NODE-B: Removing the primary key is not allowed

16. * CONSUL-NODE-C: Removing the primary key is not allowed

A : wait until the old key is invalidated by Consul based upon the configured validity date

B : nfigure Consul to use the new key using the consul keyring -use command

C : the original gossip key on a Consul cluster cannot be deleted

D : it for Raft to replicate the new key across all cluster nodes before you can remove it

Answer: A

Question 3

You are using the Consul KV store and need to be able to easily list all of the keys in a given path. What is the easiest way to do so?

A : consul kv read -recursive

B : nsul kv get -recurse

C : nsul kv read

D : nsul kv get *.*

Answer: B

Question 4

What command can be used for new Consul agents to become a member of an existing cluster?

A : nsul join

B : nsul cluster -join

C : nsul exec -join

D : nsul connect

Answer: A

Question 5

True or False? A prepared query can be used to assist with service failover between multiple federated Consul datacenters.

A : lse

B : ue

Answer: B