Cloud Services And Distributed Flashcards
What does SaaS stand for?
Software as a Service
True or False: IaaS provides hardware resources over the internet.
True
Fill in the blank: PaaS stands for ________ as a Service.
Platform
Which of the following is an example of SaaS? A) Google Drive B) Amazon EC2 C) Microsoft Azure
A) Google Drive
What is a primary benefit of using IaaS?
Scalability and flexibility of resources
Define PaaS.
Platform as a Service is a cloud computing model that provides a platform allowing customers to develop, run, and manage applications.
True or False: Cloud computing eliminates the need for local servers.
False
In which cloud service model does the provider manage the infrastructure and the customer manages applications?
PaaS
What type of cloud service is Amazon S3 an example of?
IaaS
Which service model typically requires the least amount of management from the user?
SaaS
Cloud computing meaning
The storing and accessing data and programs on remote servers that are hosted on internet ,instead of computers hardware drive or local server
Virtualisation
Separation of a resource or request for a service from the underlying physical delivery of that service
A VMware is equivalent to a server but without the physical hardware
Buffering
Memory space which stores input data as it is received and passes it on to the system according to the speed it can process
Why do we use a buffer
When the speed in which data is received and the speed in which data is processed are different
Example of buffer
Video or audio streaming
Caching
High speed storage in a separate disk or in a dedicated memory which stores a subset of data
Types of caching
Local caching and distributed caching
Distributed cashing examples
Redis, Memcached
Virtual memory
Memory management technique, alllows computer to temporarily increase the capacity of its ram by using secondary memory such as Hard Disk/SSD
Desktop virtualisation
Technology which enables detachment of the user state the OS and the applications from endpoint devices
