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In Angular, what is the key benefit of using dependency injection for service management?

easy🧠 Conceptual Q1 of 15
Angular - Services and Dependency Injection
In Angular, what is the key benefit of using dependency injection for service management?
AIt allows components to receive service instances without manually creating them
BIt forces all services to be singletons globally
CIt requires services to be declared in every component manually
DIt disables lazy loading of modules
Step-by-Step Solution
Solution:

  1. Step 1: Understand DI purpose

    Dependency injection provides instances of services automatically.

  2. Step 2: Benefits

    This removes the need for manual instantiation and promotes loose coupling.

  3. Final Answer:

    It allows components to receive service instances without manually creating them -> Option A

  4. Quick Check:

    DI automates service provision [OK]
Quick Trick: DI automates service creation and injection [OK]
Common Mistakes:
MISTAKES
  • Assuming DI forces singleton globally
  • Thinking services must be manually created in components

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