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Node.js · Theory

Load Balancing in Node.js

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Theory

497/723

Load Balancing in Node.js

Load Balancing (node js) is a Node.js topic. In plain words you use it for a short Load Balancing node js example in a script or API on localhost. Don’t start with a slogan — start with that picture.

Smallest example: the smallest Load Balancing node js example you can type. Type it, run it, and say what you see. If you can do that from memory, you know Load Balancing (node js).

From the example next to this theory — Load Balancing in Node.

Trap — only saying “Load Balancing node js” with no example. Fix that before you talk about advanced Node.js.

Viva: what is Load Balancing (node js)? Then show the smallest Load Balancing node js example you can type. Then name the trap.

Exam tip

What is Load Balancing (node js)? Show this: the smallest Load Balancing node js example you can type. Trap: only saying “Load Balancing node js” with no example.

Example

// Load Balancing in Node.js
const users = [
  { id: 1, name: "Asha" },
  { id: 2, name: "Ravi" },
];

function findUser(id) {
  return users.find((u) => u.id === id) ?? null;
}

console.log(findUser(2));
console.log(users.map((u) => u.name));

Load Balancing in Node.js: find user 2, then list names. Say both prints.

Short notes

  • DefLoad Balancing (node js) — a short Load Balancing node js example in a script or API on localhost.
  • Rulethe smallest Load Balancing node js example you can type
  • Traponly saying “Load Balancing node js” with no example
  • Usea script or API on localhost

Questions

1

What is Load Balancing (node js)?

2

Give one small example of Load Balancing (node js).

3

What mistake do beginners make with Load Balancing (node js)?

4

Where do you use Load Balancing (node js)?

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