Given the enum SpotType { COMPACT, LARGE, HANDICAPPED } and a function that assigns spots based on vehicle type, what will be the output if a VehicleType.TRUCK is assigned a SpotType.COMPACT?

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LLD - Design — Parking Lot System

Given the enum SpotType { COMPACT, LARGE, HANDICAPPED } and a function that assigns spots based on vehicle type, what will be the output if a VehicleType.TRUCK is assigned a SpotType.COMPACT?

AAssignment successful: Truck parked in COMPACT spot.

BAssignment successful: Truck parked in LARGE spot.

CError: SpotType COMPACT does not exist.

DError: Truck cannot be assigned to COMPACT spot.

Step-by-Step Solution

Solution:

Step 1: Understand vehicle to spot compatibility
Trucks require LARGE spots; COMPACT spots are too small.
Step 2: Analyze assignment result
Assigning a TRUCK to a COMPACT spot should cause an error or rejection.
Final Answer:
Error: Truck cannot be assigned to COMPACT spot. -> Option D
Quick Check:
Truck to COMPACT spot = error [OK]

Quick Trick: Match vehicle size to spot size to avoid errors [OK]

Common Mistakes:

MISTAKES

Assuming all vehicles fit any spot
Ignoring spot size constraints
Confusing spot existence with compatibility

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Given the enum SpotType { COMPACT, LARGE, HANDICAPPED } and a function that assigns spots based on vehicle type, what will be the output if a VehicleType.TRUCK is assigned a SpotType.COMPACT?

Step 1: Understand vehicle to spot compatibility

Step 2: Analyze assignment result

Final Answer:

Quick Check:

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