What is the difference between Parallelism and Concurrency?

What is the difference between parallelism and concurrency?

Concurrency is when two or more jobs are being performed at the same time. One is 'paused' for a short duration, while the other is being worked on.

Parallelism requires that at least two "workers" actively performing jobs in parallel. This means that you require at least two 'processors' for parallelism.

Comments

Post a Comment

Popular posts from this blog

Is Apple's 64 Bit Architecture a Hype?

A 32-bit processor can only handle access to up-to 4GB of memory, a 64-bit processor can handle much more of course. However, Apple's new 64-bit chip in iPhone 5s only has 1GB of RAM -- so being able to process data from more than 4GB of memory is essentially not helping much. It will likely make a difference in the company's iPads before it matters much in the iPhone as they possess much more processing power and memory. This move is actually a part of a larger strategy from Apple to position its mobile operating system.
Read more

Appcelerator Announces Virtual Private Cloud

Image
Appcelerator announces the release of its Virtual Private Cloud edition of Appcelerator Cloud Services (ACS). Introduced three months ago, ACS integrates services such as push notifications, user logins, photo uploads, check-ins and status updates easily into apps with one simple interface on one mobile framework. The newly released ACS Virtual Private Cloud is designed for enterprises that want dedicated, on-demand server resources for all ACS features along with secure connections to their corporate data center without purchasing or administering their own infrastructure. Appcelerator also announces an on-premise version of ACS. The private cloud option of ACS can be hosted by the customer and located on-premise. It is designed to appeal to organizations that wish to manage all aspects of their data, services, applications and infrastructure within their own physical datacenter. ACS, Virtual Private Cloud, and On-Premise Private Cloud provide customers with a complete set of op...
Read more