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In Angular routing, what is the main role of the canActivate guard?

easy🧠 Conceptual Q1 of 15
Angular - Routing
In Angular routing, what is the main role of the canActivate guard?
ATo handle errors during navigation
BTo check if a user can leave a route after editing
CTo preload data before route activation
DTo determine if a route can be accessed before activation
Step-by-Step Solution
Solution:

  1. Step 1: Understand canActivate

    The canActivate guard is used to decide if a route can be entered or not.

  2. Step 2: Differentiate from other guards

    canDeactivate controls leaving a route, not entering it.

  3. Final Answer:

    To determine if a route can be accessed before activation -> Option D

  4. Quick Check:

    canActivate controls route entry [OK]
Quick Trick: canActivate controls route entry permission [OK]
Common Mistakes:
MISTAKES
  • Confusing canActivate with canDeactivate
  • Thinking canActivate handles data preloading
  • Assuming canActivate manages navigation errors

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