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Think of blockchain as a staircase and DAG as a tree.
Although often mistakenly placed under the same umbrella with “blockchain technology”, DAG isn’t technically similar to blockchain at all.
Synchronous processing that grows in a single direction.
Think of a standard blockchain like a staircase. Each step you add to the staircase is like a new block added to the blockchain, extending it in a single direction.
Synchronising blocks one at a time, like stacking a staircase, guarantees that transaction records are the same across all the nodes in a decentralised network. If a malicious actor tries to manipulate the blockchain and create a fake transaction, the nodes can now easily determine that it’s a fake and exclude it from
Read full article » https://hackernoon.com/dag-a-buzz-or-breakthrough-9b433d0b5424?source=rss----3a8144eabfe3---4
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