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www.deepakupreti.com/blog.html IoT - Internet of Things IoT is the fastest emerging field in today's scenario! Everyone seems to be talking about this term IoT and almost everyone claims to have a solution ready for deployment. Most of the people think turning on/off the bulb with the smartphone app is IoT. Yes...it is IoT but it is the most basic use case that today an fresh electronics engineering graduate can do it.  IoT is capable of doing something which is beyond imagination! You may choose to read further or quit depending on your knowledge of IoT. This article is focused on giving a high-level overview of IoT What is the Internet of things? As Wikipedia says  "The    Internet of things    ( IoT   ) is the network of physical devices, vehicles, home appliances and other items  embedded    with  electronics,   software,   sensors,   actuators,  and    connectivity ...

www.deepakupreti.com/blog.html credit:pixabay.com Have you heard the about the term “Bitcoin”? Yes…I am sure you have! Well...We are going to discuss technology backing it i.e. BLOCKCHAIN So, in nutshell, If you have been interchangeably using Bitcoin and Blockchain then let me clarify that Bitcoin is  NOT EQUAL  to Blockchain but one of the use cases. Woah! Another fancy term….Blockchain! Let's do a shallow dive to understand what really it is. :) First some history…The blockchain is a brainchild of Satoshi Nakamoto  (His identity is not confirmed!)  that was used for Bitcoin way back in 2008! In process of developing bitcoin, his/his group's work also paved way for something very revolutionary that is popularly known as BLOCKCHAIN. As Don and Alex Tapscott (authors of blockchain revolution) put it … “The blockchain is an incorruptible digital ledger of economic transactions that can be programmed to record not just financial transactio...

www.deepakupreti.com/blog.html Smart Speakers Smart Speakers is the new FAD today. Alexa was available in India from last year. With Google Mini Home launched in India a couple of days back, the fight has become intense. But the important question is what is actually customer getting out of this device or is it a gimmick or a new toy on the block! What is a smart speaker? A smart speaker is essentially a speaker device with a voice assistant. It needs a power and good Wi-Fi connection for operation since all the queries to it is sent to the server to fetch the relevant information. The services of the smart speaker can be extended for home automation. Why I should buy it? Personally, I don’t see any reason for buying it for an individual as on today as we have apps and phones which are easily accessible and more comfortable to use. The voice assistant on these speakers is also available on the mobile phones. However, on a positive note, it is like a stan...