Question 1

What is Deno?

Accepted Answer

Deno is a Javascript runtime that also supports Typescript compilation. It is based on the Javascript engine V8 and Rust language. It was created by Ryan Dahl in 2018, which overcomes the disadvantages of the Node. This runtime is considered to be the most simple, modern, and secure. Until explicitly enabled, you cannot access any file or network using Deno, ensuring security. It has built-in utilities and reviewed standard modules. It fulfills the responsibility of both runtime and the package manager in a single executable program.

Question 2

Will Deno replace the Node?

Accepted Answer

Deno was created to overcome the poor design and drawbacks of the Node. Deno is the new runtime that supports both Javascript and the Typescript. Node.js was recreated as Deno and is a much secure version. With Deno, you do not have to use Node_module to hold 3rd part code and do not need package.json file to handle the dependencies. Deno has made the coding simpler and easily executable. Yes, definitely, Deno will replace the Node.js for better performance.

Question 3

Why should you learn Deno?

Accepted Answer

There are some drawbacks to the Node, which was corrected with the updated version called Deno. Learning Deno will let you work around Typescript along with Javascript. Deno has compatibility with different operating systems. Deno is easy to learn and implement. With Deno, you can start creating any application with the help of its rich standard libraries.

Question 4

Why Deno is Better than Node

Accepted Answer

Many reasons make Deno a better choice than using Nodes.

Deno is more secure.

Allows compilation of Typescript.

Cross-platform compatibility.

Deno has a new way of managing modules.

Deno enables browser-compatible APIs.

Deno has a built-in testing library.

Question 5

How is Deno different from Node.js?

Accepted Answer

Deno is different and far better than using Node. Deno is an up-gradation of Node runtime developed by the same person to overcome some Node disadvantages. Instead of changing the Node version, Deno, a separate framework, is created as the Node is being widely used. But Deno has many advantages over Node like- cross-platform compatibility, Typescript support, more secure, rich-standard library, browser-event compatibility, etc.

Question 6

Will it be easy to learn Deno if you know the Node?

Accepted Answer

If you have prior knowledge of the Node or an experienced Node developer, you might find it easy to learn Deno. Deno is just an upgrade to some Node concepts but works exactly the same as the Node. It will be a great learning Deno for future requirements in the market.

Question 7

Why should we use Deno instead of Node.js?

Accepted Answer

Today, the Node is widely used and is popular among developers. Thus making it a little challenge to go to Deno instead of Node. But the features that Deno has is much better than using Node. Deno allows the use of Typescript along with Javascript. Deno runtime shows compatibility with all operating systems. Deno is much more secure than a Node with various libraries, thus making it more attractive and easy to use.

Question 8

Should I learn Deno or Node.js?

Accepted Answer

As per the market, the Node is still in use and widely accepted, making it a little difficult to move already running applications to Deno. But if we talk about the future and Deno's advantages, it may become the next popular runtime taking all the features into consideration.

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