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What is the primary purpose of an Application Load Balancer (ALB) in AWS?

easy📝 Conceptual Q11 of 15
AWS - Elastic Load Balancing
What is the primary purpose of an Application Load Balancer (ALB) in AWS?
ATo create virtual private clouds (VPCs)
BTo distribute incoming web traffic across multiple targets for better availability
CTo monitor network traffic for security threats
DTo store large amounts of data securely
Step-by-Step Solution
Solution:

  1. Step 1: Understand ALB's role in traffic management

    ALB distributes incoming HTTP/HTTPS requests to multiple backend servers to balance load and improve availability.

  2. Step 2: Compare options with ALB's function

    Options A, B, and C describe other AWS services, not ALB's main function.

  3. Final Answer:

    To distribute incoming web traffic across multiple targets for better availability -> Option B

  4. Quick Check:

    ALB = traffic distribution [OK]
Quick Trick: ALB balances web traffic to keep apps available [OK]
Common Mistakes:
MISTAKES
  • Confusing ALB with storage services
  • Thinking ALB handles security monitoring
  • Mixing ALB with network setup services

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