Describe optimization options like CSS inlining and prefetching.
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01
Understand the problem
performanceoptimization
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02
Attempt it yourself
Sketch your approach before reading the solution — that's what interviews test.
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Get a conceptual hint to guide your logic without spoiling the final implementation.
03
03
Study the solution
The solution is waiting
Give it an honest attempt first — then compare your thinking with the full walkthrough.
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04
Read the code
Visual representation of build compiled inlined index.html output
<!-- Compiled dist/index.html output -->
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>App</title>
<base href="/">
<style>body{margin:0;font-family:Roboto}h1{color:#333;margin-top:20px}</style>
<link rel="stylesheet" href="styles-lazy-bundle.css" media="print" onload="this.media='all'">
</head>
<body>
<app-root></app-root>
</body>
</html>05
05
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