ELB

Question 1

Automatically distributes incoming application traffic across multiple targets.

Answer 1

Elastic Load Balancing

Question 2

Load balancer best suited for balancing HTTP and HTTPS traffic

Answer 2

Application Load Balancer

Question 3

Load Balancer that operates at layer 7 (application level), and is application aware

Answer 3

Application Load Balancer

Question 4

Load balancer that is capable of handling millions of requests per second, while maintaining ultra-low latencies (high performance)

Answer 4

Network Load Balancer

Question 5

Load Balancer that operates at layer 4

Answer 5

Network Load Balancer

Question 6

Load balancer used when deploying inline virtual appliances where network traffic is not destined for the gateway load balancer itself

Answer 6

Gateway Load Balancer

Question 7

Load Balancer that operates at layer 3

Answer 7

Gateway Load Balancer

Question 8

Legacy load balancers that balance HTTP and HTTPS applications

Answer 8

Classic Load Balancer

Question 9

Load balancers used for testing and dev work

Answer 9

Classic Load Balancer

Question 10

Periodically send requests to load balancer’s registered instances to test their status

Answer 10

Health Checks

Question 11

Do load balancers send requests to unhealthy instances?

Answer 11

No

Question 12

Status of any instances that are unhealthy at the time of the health check

Answer 12

OutOfService

Question 13

Checks for connection requests from clients using the protocol and port you configure

Answer 13

Listeners

Question 14

When conditions are met then its defined actions are performed

Answer 14

Rules

Question 15

Route requests to one or more registered targets using the port and number specified

Answer 15

Target Groups

Question 16

Routing that looks at the pathway and can make routing decisions based on the path

Answer 16

Path-Based Routing

Question 17

When traffic is sent from a load balancer the server access log contain the IP address of the load balancer only, this is used to see the original IP of the client

Answer 17

X-Forwarded-For

Question 18

When application stop responding and the Loak Balancer responds with a 504 error.

Answer 18

Gateway Timeouts

Question 19

Allows you to bind a user’s session to a specific EC2 instance

Answer 19

Sticky Sessions

Question 20

Allows Load balancers to keep existing connections open if the EC2 instances are de-registered or become unhealthy

Answer 20

Deregistration Delay