Decoded Frontend Angular Interview Hacking [PRO – CHECKLIST]

Warning: Only mention this if you have actually used it. They will drill you.

@Component( providers: [ provide: Logger, useClass: FileLogger ] ) decoded frontend angular interview hacking

This is a high-impact feature often used in "Machine Tests" because it allows you to demonstrate reactive programming and efficient data handling. Warning: Only mention this if you have actually used it

If you want to impress, go deep on . Most candidates know it exists; fewer know how to optimize it. If you want to impress, go deep on

“We had a performance drop in a dashboard with 500+ components. I profiled with Angular DevTools, found change detection was running on every mousemove due to a parent component with Default strategy. I refactored child components to OnPush, used markForCheck only when data actually changed, and added trackBy . Rendering time dropped from 400ms to 12ms.”