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What is the main purpose of dependency injection in Angular?

easy🧠 Conceptual Q11 of 15
Angular - Services and Dependency Injection
What is the main purpose of dependency injection in Angular?
ATo write all code inside a single file
BTo manually create instances of services inside components
CTo provide components with the services they need automatically
DTo prevent components from using any services
Step-by-Step Solution
Solution:

  1. Step 1: Understand dependency injection concept

    Dependency injection automatically provides required services to components without manual creation.

  2. Step 2: Compare options with this concept

    Only To provide components with the services they need automatically describes automatic provision of services, which is the core of dependency injection.

  3. Final Answer:

    To provide components with the services they need automatically -> Option C

  4. Quick Check:

    Dependency injection = automatic service provision [OK]
Quick Trick: Dependency injection means Angular gives services automatically [OK]
Common Mistakes:
MISTAKES
  • Thinking you must create service instances manually
  • Believing dependency injection restricts service use
  • Confusing dependency injection with code organization

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