Class identification (ParkingLot, Floor, Spot, Vehicle) in LLD - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define the class that represents the entire parking structure.

LLD

class [1]:
    def __init__(self):
        self.floors = []

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AParkingLot

BVehicle

CSpot

DFloor

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing Floor or Spot instead of ParkingLot.

The ParkingLot class represents the entire parking structure containing multiple floors.

2fill in blank

medium

Complete the code to define the class that represents a single level inside the parking lot.

LLD

class [1]:
    def __init__(self, level_number):
        self.level_number = level_number
        self.spots = []

Drag options to blanks, or click blank then click option'

AVehicle

BFloor

CSpot

DParkingLot

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing Floor with Spot or ParkingLot.

The Floor class represents one level inside the parking lot, containing multiple spots.

3fill in blank

hard

Fix the error in the class name that represents a parking space for a vehicle.

LLD

class [1]:
    def __init__(self, spot_id):
        self.spot_id = spot_id
        self.is_occupied = False

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ASpot

BFloor

CVehicle

DParkingLot

Attempts:

3 left

💡 Hint

Common Mistakes

Using Vehicle or Floor instead of Spot.

The Spot class represents a single parking space where a vehicle can park.

4fill in blank

hard

Fill both blanks to define the class and attribute for a vehicle parked in the lot.

LLD

class [1]:
    def __init__(self, [2]):
        self.license_plate = [2]

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AVehicle

Bspot_id

Clicense_plate

DFloor

Attempts:

3 left

💡 Hint

Common Mistakes

Using Floor or Spot as class name.

Using spot_id as vehicle attribute.

The Vehicle class represents a car or bike with a license_plate attribute.

5fill in blank

hard

Fill all three blanks to create a dictionary comprehension mapping spot IDs to occupancy status on a floor.

LLD

occupancy = { [1]: [2].is_occupied for [3] in floor.spots }

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Aspot.spot_id

Bspot

Dfloor

Attempts:

3 left

💡 Hint

Common Mistakes

Using floor instead of spot in the loop.

Using spot_id as variable name in loop.

This comprehension creates a dictionary where keys are spot IDs and values show if the spot is occupied.