18 Questions
What is a key disadvantage of using multi-instance systems?
Higher costs associated with managing multiple systems
Why are container-based multi-instance systems best suited for products where users mostly work independently?
Because each user has an isolated version of the software and database
How does the flexibility of multi-instance databases contribute to their advantage?
By tailoring each instance of the software to a customer's needs
What makes VM-based multi-instance systems more expensive compared to other approaches?
The costs of renting many VMs in the cloud and managing multiple systems
Why is it crucial for software serving individuals to adopt a multi-instance system approach?
To allow for tailored versions of software to meet individual needs
In what way does each customer having its own database contribute to the security advantage of multi-instance systems?
By preventing data leakage from one customer to another
What makes updates in multi-instance systems more complex?
Instances being tailored to customer needs
What type of virtualization technology can be used for a cloud-based system with many instances of applications or services that all use the same operating system?
Container-based virtualization
Which characteristic of multi-instance systems allows some customers to continue working normally if a software failure impacts one customer?
Resilience
In a multi-instance system, what characteristic allows a virtual server to have no external dependencies?
Runs on any hardware in the cloud
What is a potential disadvantage of using multi-instance databases?
Security concerns about database sharing
What virtualization technology provides hardware emulation simulating the operation of underlying hardware?
Hypervisor-based virtualization
In the context of database organization, what model is usually best for very large databases?
Multi-tenant model
What is a key advantage of using container-based virtualization over VM-based virtualization technology?
Simplifies the process of deploying virtual servers on the cloud
What is a key advantage of VM-based multi-instance systems?
Guaranteed ACID transactions
In a container-based virtualization system, what is usually the size of containers compared to VMs?
Megabytes
What characteristic of container-based multi-instance systems helps in optimizing performance for very large databases?
Focusing effort on performance optimization
Which type of virtualization technology uses virtual machines to implement virtual servers?
Hypervisor-based virtualization
Explore the concept of container-based multi-instance systems where each user has an isolated version of the software and database running in containers. Learn about multi-instance databases suited for products where users mostly work independently.
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