How does a cloud load balancer differ from hardware LB?

Cloud load balancer

For How does a cloud load balancer differ from hardware LB, interviewers listen for a crisp definition, how the pieces interact in a real system, and one trade-off or failure mode you have seen or would guard against.

Distributes traffic across healthy targets; integrates with health checks, SSL termination, auto scaling. ELB/ALB vs hardware ADC appliances in your DC.