Why load balancers distribute traffic in HLD - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to describe the main purpose of a load balancer.

HLD

A load balancer helps to [1] incoming network traffic across multiple servers.

Drag options to blanks, or click blank then click option'

Aignore

Bdistribute

Cblock

Dduplicate

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'block' or 'ignore' which do not describe load balancer behavior.

The main role of a load balancer is to distribute incoming traffic evenly to prevent any single server from being overwhelmed.

2fill in blank

medium

Complete the code to explain why load balancers improve system performance.

HLD

By distributing traffic, load balancers help to [1] server overload and improve response times.

Drag options to blanks, or click blank then click option'

Acause

Bignore

Cprevent

Ddelay

Attempts:

3 left

💡 Hint

Common Mistakes

Selecting 'cause' which is the opposite of the correct meaning.

Load balancers prevent any single server from becoming overloaded, which helps keep response times fast.

3fill in blank

hard

Fix the error in the statement about load balancers.

HLD

Load balancers [1] all traffic to a single server to simplify management.

Drag options to blanks, or click blank then click option'

Adistribute

Bignore

Csend

Dblock

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'send' which implies sending all traffic to one server.

Load balancers distribute traffic across multiple servers, not send all to one server.

4fill in blank

hard

Fill both blanks to complete the explanation of load balancer benefits.

HLD

Load balancers improve [1] by distributing traffic and increase [2] by avoiding server overload.

Drag options to blanks, or click blank then click option'

Aperformance

Bsecurity

Creliability

Dcost

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing security or cost as primary benefits in this context.

Load balancers improve performance and reliability by managing traffic and preventing overload.

5fill in blank

hard

Fill all three blanks to complete the load balancer request flow.

HLD

Client sends request to [1], which [2] the request to a [3] server.

Drag options to blanks, or click blank then click option'

Aload balancer

Broutes

Chealthy

Ddatabase

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'database' instead of 'healthy' server, which is incorrect in this flow.

The client sends a request to the load balancer, which routes it to a healthy server to handle the request.