Q1. What is Terraform state and why should it be remote?
Terraform state is a JSON file that maps your configuration to real infrastructure. It stores resource IDs, attribute values, and dependency metadata so Terraform knows w...
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Q2. What is React?
React (aka React.js or ReactJS) is an **open-source front-end JavaScript library** for building user interfaces based on components. It's used for handling the view layer...
Q3. What are the three main financial statements and how do they connect?
The three statements are the income statement, the balance sheet and the cash flow statement, and they are linked. The income statement shows revenue and expenses over a ...
Q4. Explain the difference between a Deployment and a StatefulSet.
Both manage Pods, but they make different guarantees. Deployment: - Manages stateless, interchangeable replicas identified by a random suffix. - Supports rolling updates ...
Q5. What are Svelte 5 runes and how do they differ from $: statements?
Runes are compiler keywords that make reactivity explicit and also work in .svelte.js and .svelte.ts modules, not just components. $state creates a reactive value, deeply...
Q6. How do you prevent SQL injection in PHP?
Never concatenate user input into SQL. Use prepared statements with bound parameters, which separate code from data. ```php $stmt = $pdo->prepare('SELECT * FROM users WHE...
Q7. How do Svelte stores work?
A Svelte store is any object with a subscribe method that calls a callback with the current value and returns an unsubscribe function. The built-in writable, readable and...
Q8. How do Terraform workspaces work and when should you use them?
Workspaces let one configuration manage multiple, separate states. terraform.workspace is a variable naming the active workspace, and the default workspace always exists....
Q9. When to use a Class Component over a Function Component?
After the addition of Hooks(i.e. React 16.8 onwards) it is always recommended to use Function components over Class components in React. Because you could use state, life...
Q10. What are Pure Components?
Pure components are the components which render the same output for the same state and props. In function components, you can achieve these pure components through memoiz...