0
0
LLDsystem_design~5 mins

Notification to all parties in LLD - Cheat Sheet & Quick Revision

Choose your learning style9 modes available
Recall & Review
beginner
What is the primary goal of a 'Notification to all parties' system?
To send timely and reliable messages or alerts to all relevant users or systems involved in a process or event.
Click to reveal answer
beginner
Name two common methods used to deliver notifications to multiple parties.
Email and push notifications are two common methods to deliver notifications to multiple parties.
Click to reveal answer
intermediate
Why is scalability important in a notification system that sends messages to all parties?
Because the system must handle increasing numbers of recipients without delays or failures, ensuring all parties receive notifications promptly.
Click to reveal answer
intermediate
What role does a message queue play in a notification system?
It helps manage and distribute notification messages efficiently by buffering and processing them asynchronously to avoid overload.
Click to reveal answer
intermediate
Explain the importance of retry mechanisms in notification delivery.
Retry mechanisms ensure notifications are resent if initial delivery fails, improving reliability and ensuring all parties eventually receive the message.
Click to reveal answer
Which component is best suited to handle high volumes of notification messages asynchronously?
AMessage queue
BDatabase
CLoad balancer
DWeb server
What is a common challenge when notifying all parties in a large system?
AEnsuring notifications are sent only once
BEncrypting user passwords
CHandling simultaneous user logins
DScaling to support many recipients
Which delivery method is typically fastest for real-time notifications?
AEmail
BPush notification
CSMS
DPostal mail
Why should a notification system implement retry logic?
ATo reduce server load
BTo encrypt messages
CTo ensure message delivery despite failures
DTo log user activity
What is a key benefit of using a publish-subscribe model in notifications?
ADecoupling sender and receivers
BDirect database access
CFaster database queries
DSimplified UI design
Describe how you would design a system to notify all parties involved in an event, focusing on scalability and reliability.
Think about how to handle many recipients and ensure messages are delivered even if some attempts fail.
You got /4 concepts.
    Explain the role of asynchronous processing in a notification system that sends alerts to all parties.
    Consider how asynchronous work helps manage large volumes without slowing down the system.
    You got /4 concepts.