[Solved] What is the main purpose of the canActivate method in a NestJS guard? — Ans: To decide if a request should be allowed or denied access | NestJS

NestJS - Guards

What is the main purpose of the canActivate method in a NestJS guard?

ATo format the response data

BTo handle database connections

CTo decide if a request should be allowed or denied access

DTo log user activity

Step-by-Step Solution

Solution:

Step 1: Understand the role of guards in NestJS
Guards are used to control access to routes by allowing or denying requests.
Step 2: Identify the function of canActivate
The canActivate method returns true or false to allow or deny access.
Final Answer:
To decide if a request should be allowed or denied access -> Option C
Quick Check:
Guard access control = canActivate returns true/false [OK]

Quick Trick: Remember: canActivate returns true to allow access [OK]

Common Mistakes:

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What is the main purpose of the canActivate method in a NestJS guard?