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Why might the component not react to query parameter changes when navigating to the same route with different parameters in Angular?

hard🧠 Conceptual Q10 of 15
Angular - Routing
Why might the component not react to query parameter changes when navigating to the same route with different parameters in Angular?
ABecause query parameters are ignored on same route navigation
BBecause Angular reuses the route and does not reload component by default
CBecause fragment must be changed to trigger component update
DBecause Router.navigate does not support query parameters on same route
Step-by-Step Solution
Solution:
  1. Step 1: Understand route reuse strategy

    Angular reuses components for same route and may not reload on param changes.
  2. Step 2: Effect on query parameters

    Query params change may not trigger reload unless configured; URL updates but component may not refresh.
  3. Final Answer:

    Because Angular reuses the route and does not reload component by default -> Option B
  4. Quick Check:

    Route reuse affects query param updates = B [OK]
Quick Trick: Same route reuse can prevent param updates from reloading [OK]
Common Mistakes:
MISTAKES
  • Thinking query params are ignored
  • Believing fragment triggers param update
  • Assuming navigate lacks query param support

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