[Solved] Given this Flask app code, what will be the output when accessing the root URL /? from flask import Flask app = Flask(__name__) @app.route('/') def home(): return 'Welcome to Flask!' | Flask

Flask - Ecosystem and Patterns

Given this Flask app code, what will be the output when accessing the root URL /?

from flask import Flask
app = Flask(__name__)

@app.route('/')
def home():
    return 'Welcome to Flask!'

AWelcome to Flask!

BEmpty page

C500 Internal Server Error

D404 Not Found error

Step-by-Step Solution

Solution:

Step 1: Analyze route decorator
The route '/' is defined and linked to the home() function.
Step 2: Check function return value
The home() function returns the string 'Welcome to Flask!'. Flask sends this as the response body.
Final Answer:
Welcome to Flask! -> Option A
Quick Check:
Route '/' returns string output [OK]

Quick Trick: Route '/' returns function's string output [OK]

Common Mistakes:

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Given this Flask app code, what will be the output when accessing the root URL /?