Memorystore for Redis caching in GCP - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is Memorystore for Redis in Google Cloud?

Memorystore for Redis is a managed service by Google Cloud that provides a fast, in-memory data store using Redis. It helps applications cache data to improve speed and reduce load on databases.

beginner

Why use caching with Memorystore for Redis?

Caching stores frequently used data in memory so applications can access it quickly. Memorystore for Redis reduces delays and database load, making apps faster and more scalable.

intermediate

What are the two service tiers available in Memorystore for Redis?

Memorystore offers Basic and Standard tiers. Basic is single-node and cheaper. Standard is highly available with replication and automatic failover for reliability.

intermediate

How does Memorystore for Redis handle scaling?

You can scale Memorystore by choosing larger instance sizes or enabling Redis Cluster. It supports vertical scaling and sharding via Redis Cluster. For more capacity, you increase instance memory size.

intermediate

What security features does Memorystore for Redis provide?

Memorystore runs inside your Google Cloud Virtual Private Cloud (VPC), isolating it from the public internet. It supports IAM roles for access control and encrypts data in transit.

What is the main benefit of using Memorystore for Redis?

A Faster data access by caching in memory

B Storing large files permanently

C Running virtual machines

D Managing SQL databases

Memorystore for Redis caches data in memory to speed up access and reduce database load.

Which Memorystore tier offers automatic failover?

A Free

B Basic

C Premium

D Standard

The Standard tier provides high availability with replication and automatic failover.

How does Memorystore for Redis secure your data?

A Runs inside your VPC and encrypts data in transit

B Stores data on public internet servers

C Requires no authentication

D Shares data with other projects by default

Memorystore runs inside your private VPC and encrypts data while moving between client and server.

Can Memorystore for Redis automatically shard data across multiple nodes?

A No, it only supports vertical scaling

B Yes, but only in Basic tier

C Yes, it shards automatically

D No, it does not support scaling

Memorystore supports sharding across multiple nodes using Redis Cluster.

What type of data store is Redis in Memorystore?

A Message queue

B In-memory key-value store

C File storage system

D Relational database

Redis is an in-memory key-value data store used for fast caching.

Explain how Memorystore for Redis improves application performance.

Think about how storing data closer to the app helps speed things up.

Describe the differences between Basic and Standard tiers in Memorystore for Redis.

Consider availability and reliability features.