Answer:
Option A is the correct answer choice for the above question.
Explanation:
The computer system needs intercommunication which is done inside the processor to process the task given by the user. There are two types of model is used for intercommunication--
- Message passing and
- Shared memory
The difference between two is that message passing passes the message on two points at a single unit of time whereas shared memory simultaneous shares the multiple messages. That's why shared memory is faster than message passing.
- Hence option A is the correct choice because it also refers to the above concept. While the other is not correct because--
- Option B states that message passing is faster than shared memory which is wrong.
- Option C states that message passing is used for large data but shared memory is used for large data.
- Option D states that shared memory is unavailable in some processor which is wrong.
Answer:
<em>platform as a service (PaaS)</em>
Explanation:
Platform as a Service (PaaS) <em>is a cloud services system in which a third-party vendor offers hardware and software services</em> – usually the ones required for the production of applications – to internet users.
The hardware and software are managed by a PaaS company on its own network.
As more of a consequence, PaaS helps users to access in-house technology for designing or running a new app.
<span>Five activities for which a purchasing department normally has responsibility include: issuing their own purchase orders, meeting with different sales representatives, maintaining their own purchase records in accordance with state and federal law, administering contracts with sellers, and coming to a resolution regarding any purchasing problems that might arise.</span>
