A company has 50 VPCs across multiple AWS Regions. They need to establish network connectivity between all VPCs and their on-premises data center. The solution must minimize administrative overhead and simplify network topology. Which service should they use?

Answer options:

VPC Peering

AWS Transit Gateway

AWS Direct Connect

AWS VPN CloudHub

How to approach this question

Match 'many VPCs', 'on-premises', and 'simplify topology' to Transit Gateway.

Full Answer

B.AWS Transit Gateway✓ Correct

AWS Transit Gateway connects VPCs and on-premises networks through a central hub. This simplifies your network and puts an end to complex peering relationships.

Common mistakes

Choosing VPC Peering, which does not scale well administratively for 50 VPCs.

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