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Proctor APPDEV_LEVEL1_VIVA4

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5 Questions
2 Sets
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Tips for this examiner: he is a chill guy. just be ready with your project

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  1. 1
    Asked to see models and asked what database I used
    Times asked 1
    Official solution

    Simplemodels.py = har table ki class: columns, PK/FK, relationships. Yeh Model layer hai.

    Suggested flow1) Classes list karo
    2) Har table ka kaam 1 line
    3) Relationships (1-M / M-M)
    4) Constraints (unique, nullable)

    Example

    class Lot(db.Model):
        id = db.Column(db.Integer, primary_key=True)
        name = db.Column(db.String(80), nullable=False)
        spots = db.relationship('Spot', backref='lot', lazy=True)
Advice: Super chill guy, mentioned that he wanted a brief and concise explanation and I gave just that. Don’t overexplain or exaggerate, just be calm and it’ll get over in like 10 mins.
  1. 1
    For level 1:
    Times asked 1
    Official solution

    SimpleLevel = viva difficulty band. Level 1 usually demo + basics; higher pe live coding + deeper theory.

    Viva tipJo level assign hai uske hisaab se demo + theory ready rakho.

  2. 2
    1.Checksum
    Times asked 2
    Official solution

    SimpleExaminer wohi ZIP chahta hai jo tumne submit kiya, local extra magic nahi.

    Portal download → extract → redis, venv, pip, npm, flask, worker, beat.

    Checksum maange to hash. Uncommitted files mat dikhana.

    Examiner 2 cheezein: simple desi line + tumhare project ki exact file.

    Pehle ID, GitHub, portal ZIP. Phir run: Redis + Flask + worker + beat + Vue. Feature demo: login, RBAC, cache hit/miss, Celery mail, search.

    Line pe ungli: input kahan, kaunsa check, query/cache/task, JSON/UI. Copilot band. Jo nahi kiya honestly bolo + kaise add karte.

    Suggested flow1) ZIP
    2) Extract
    3) Redis + venv + pip
    4) npm/vite
    5) flask + celery worker + beat

    Project example: Submitted zip run. README commands copy.

    Viva tipChecksum maange to hash match karke dikhao. Extra uncommitted files mat dikhana.

  3. 3
    2.Perform core functionalities
    Times asked 1
    Official solution

    SimpleORM = Object Relational Mapping. Tables → Python classes. Raw SQL kam likhte ho.

    Example

    class User(db.Model):
        id = db.Column(db.Integer, primary_key=True)
        email = db.Column(db.String(120), unique=True)
    
    User.query.get(5)  # SELECT ... WHERE id=5
  4. 4
    3.asked to show models
    Times asked 1
    Official solution

    Simplemodels.py = har table ki class: columns, PK/FK, relationships. Yeh Model layer hai.

    Suggested flow1) Classes list karo
    2) Har table ka kaam 1 line
    3) Relationships (1-M / M-M)
    4) Constraints (unique, nullable)

    Example

    class Lot(db.Model):
        id = db.Column(db.Integer, primary_key=True)
        name = db.Column(db.String(80), nullable=False)
        spots = db.relationship('Spot', backref='lot', lazy=True)
Advice: he is a chill guy. just be ready with your project
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