ExpertMedium1 markMultiple Choice
AWS SAP-C02 · Question 46 · Domain 4.2: New Architecture Design
A company is migrating a legacy application to AWS. The application has hardcoded IP addresses and cannot support DNS. It requires high availability across multiple Availability Zones. Which AWS service allows the application to retain a static IP while load balancing across AZs?
A company is migrating a legacy application to AWS. The application has hardcoded IP addresses and cannot support DNS. It requires high availability across multiple Availability Zones. Which AWS service allows the application to retain a static IP while load balancing across AZs?
Answer options:
A.
Application Load Balancer (ALB)
B.
Network Load Balancer (NLB)
C.
Amazon Route 53
D.
AWS Global Accelerator
How to approach this question
Identify the load balancer that supports static IPs.
Full Answer
B.Network Load Balancer (NLB)✓ Correct
Network Load Balancers provide a static IP address per AZ, making them ideal for legacy applications that require hardcoded IPs.
Common mistakes
Choosing ALB, which uses dynamic IP addresses.
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