Search viva questions

SimpleLive jobs: Redis, worker, beat, crontab abhi, logs + email/CSV.

Scheduled vs user-triggered dono dikhao. Missing feature honestly.

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) redis
2) worker
3) beat
4) crontab now
5) logs + MailHog

Example

CELERY_BEAT_SCHEDULE = {
  'daily-reminder': {
    'task': 'jobs.daily_reminder',
    'schedule': crontab(hour=18, minute=0),
  },
}

Project example: Change schedule current time. MailHog. Export button 202.

SimpleTheory = concepts: ORM, MVC, auth vs authz, Jinja inheritance, sessions. 1-line def + project example.

SimpleUngli rakhe to 4-line formula — panic ki jagah structure.

1) File ka role: model / Flask route / Vue SFC / celery task / config
2) Input kahan: JSON, params, token, props, $route
3) Kya kaam: query, cache, validation, .delay()
4) Output: jsonify, this.items, email, redirect

Unknown keyword: import, decorator, if, commit — har ka reason. Bluff mat.

Suggested flow1) Kaunsi layer?
2) Input?
3) DB/cache/task?
4) Response/UI?

Project example: Booking POST: jwt, seats check, commit, 201, Vue list push.

Viva tipUnknown keyword: import, decorator, if, commit — har ka reason. Panic mat.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleCamera pe clearly IITM/college ID dikhao — naam photo match.

Pehle se ID haath mein rakho. Glare mat aane do. Examiner screenshot/verify karta hai. Iske baad GitHub + project run.

SimpleExaminer portal wala submitted ZIP chahta hai. Local extra changes mat dikhana.

Suggested flow1) Portal ZIP download
2) Extract
3) venv + pip install -r requirements.txt
4) flask run / python app.py

SimpleDemo script pehle se practice: 5–7 min, Admin + User roles, saare mandatory features.

Suggested flow1) Register/login user
2) Admin login — CRUD
3) Approval/blacklist
4) Booking/apply + edge case
5) Search
6) Logout

Viva tipBolte-bolte dikhao. Code tab kholna jab poochhein.

SimpleGitHub repo open karo: commits, collaborators, README. Examiner check karta hai tumne khud kaam kiya.

Example

Settings → Collaborators
Commits: regular messages, last-day dump nahi.

Viva tipPrivate repo access pehle de do. Main branch submitted ZIP se match honi chahiye.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleEnd of viva note — kuch extra nahi. Agar time bache to ek unique feature highlight karo.

SimpleCode explain formula: input kya aaya → auth/validation → DB change → response/UI.

Viva tipFunction signature + 3-4 important lines + edge case.

SimpleCode explain formula: input kya aaya → auth/validation → DB change → response/UI.

Viva tipFunction signature + 3-4 important lines + edge case.

SimpleGitHub repo open karo: commits, collaborators, README. Examiner check karta hai tumne khud kaam kiya.

Example

Settings → Collaborators
Commits: regular messages, last-day dump nahi.

Viva tipPrivate repo access pehle de do. Main branch submitted ZIP se match honi chahiye.

SimpleCamera pe clearly college/IITM ID dikhao — naam aur photo match hone chahiye.

Viva tipPehle se ID haath mein rakho, glare mat aane do. Iske baad GitHub + project run.

SimpleChallenges honestly: relationships/cascade, session bugs, overbooking race, CSS layout, deploy. Seekha kya — woh bold karo.

SimpleCode explain formula: input kya aaya → auth/validation → DB change → response/UI.

Viva tipFunction signature + 3-4 important lines + edge case.

SimpleCamera pe clearly college/IITM ID dikhao — naam aur photo match hone chahiye.

Viva tipPehle se ID haath mein rakho, glare mat aane do. Iske baad GitHub + project run.

SimpleDemo script pehle se practice: 5–7 min, Admin + User roles, saare mandatory features.

Suggested flow1) Register/login user
2) Admin login — CRUD
3) Approval/blacklist
4) Booking/apply + edge case
5) Search
6) Logout

Viva tipBolte-bolte dikhao. Code tab kholna jab poochhein.

SimpleVirtual DOM memory tree. Diff, sirf farq real DOM pe. Fayda kam DOM ops. Nuksaan chhote page overhead.

Vue/React. jQuery direct DOM. Lose reactivity Vue2 new property bina set.

Pehle 1-line definition, phir related MAD2 layer (Vue SFC / Flask route / models.py / tasks.py / Redis).

4-line formula: input kahan se aaya, auth/validation kaunsa, DB ya cache ya Celery, kya return.

Related mix mat karo — cache ≠ Celery, authentication ≠ authorization, v-if ≠ v-show, Beat ≠ Worker. Follow-up ke liye ek difference ready rakho.

Project example: v-for list patch, poora innerHTML nahi.

SimpleMAD1 mein usually session-based auth: login pe session['user_id'], har request pe verify.

Example

session['user_id'] = user.id
uid = session.get('user_id')
user = User.query.get(uid)

Viva tipSECRET_KEY set karo warna session insecure. logout pe session.clear().

SimpleCache = pehli baar hisaab karke copy rakh lo, doosri baar copy dikha do.

Baar-baar same expensive kaam (DB query, counting bookings) mat karo. Result Redis jaise store mein timeout ke saath rakh do.

Cache hit: key mil gayi, DB skip. Cache miss: DB se lao, SET karo, return karo.

Tradeoff: speed vs stale data. Admin naya venue add kare aur cache 50s ka ho to user purani list dekh sakta hai — isliye write pe invalidation zaroori hai.

Browser cache, Flask-Caching, Redis alag layers hain. MAD2 examiner Redis + @cache.cached code dekhta hai.

Example

@cache.cached(timeout=50, query_string=True)
@app.route('/api/shows')
def shows():
    return jsonify([s.serialize() for s in Show.query.all()])

Project example: Admin dashboard counts / venues list cache. Create/update/delete ke baad cache.delete('venues').

Viva tipprint('DB queried') function ke andar laga ke miss/hit demo karo — hit pe print nahi chalega.

SimpleLive UI change: relevant CSS/HTML template kholo — color, margin, flex, bootstrap class. Save + hard refresh.

Example

/* button red */
.btn-primary { background: red; }

/* center navbar item */
.navbar { justify-content: center; }

Viva tipDevTools se pehle try, phir file mein permanent change.

SimpleEdge cases: duplicate booking, full capacity, wrong role URL, empty search, invalid id.

Example

if Spot.query.get_or_404(spot_id).status != 'available':
    flash('Already taken')
    return redirect(...)

SimpleGitHub repo open karo: commits, collaborators, README. Examiner check karta hai tumne khud kaam kiya.

Example

Settings → Collaborators
Commits: regular messages, last-day dump nahi.

Viva tipPrivate repo access pehle de do. Main branch submitted ZIP se match honi chahiye.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

Simpleredirect dusre URL pe bhejta hai. flash one-time message session mein rakh ke next page pe dikhata hai.

Example

flash('Login successful', 'success')
return redirect(url_for('user.dashboard'))

SimpleDemo script pehle se practice karo, 5-7 minute, saari roles.

Suggested flow

1) Register/login user 2) Admin login — CRUD 3) Approval/blacklist 4) Booking/apply 5) Search 6) Validation edge (slots 0, duplicate) 7) Logout
Bolte-bolte dikhao: 'Yahan overbooking rokta hoon'. Code tab kholna jab poochhein.
Crash ho to debug calmly: terminal error, typo, DB path.
Mandatory features skip mat karna — examiner list tick karta hai.

SimpleSearch: form/query param → ilike filter → results template.

Example

q = request.args.get('q', '').strip()
lots = Lot.query.filter(Lot.name.ilike(f'%{q}%')).all()

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleBeat clock hai, Worker haath hai. Clock kaam nahi karti, haath nahi sochte kab.

Worker: @celery.task execute. Beat: crontab padhke due time pe queue mein daal.
Sirf worker = scheduled nahi. Sirf beat = queue bhar jaaye, koi run nahi.

Dono ke saath redis-server. Logs mein 'Sending due task' Beat, 'Task succeeded' Worker.

Example

celery -A app.celery worker -l info
celery -A app.celery beat -l info

Project example: daily_reminder Beat 18:00. Worker MailHog. Export worker-only (button).

Viva tipSirf worker = scheduled jobs nahi chalenge. Sirf beat = queue bhar jaaye, koi run nahi karega.

SimpleBlueprint se app ko modules mein todte ho — auth, admin, user alag files. Scale + clean structure.

Example

auth_bp = Blueprint('auth', __name__, url_prefix='/auth')

@auth_bp.route('/login')
def login(): ...

app.register_blueprint(auth_bp)

Viva tipViva: 'kyun blueprint?' → separation of concerns, badi app maintainable.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleEdge cases: duplicate booking, full capacity, wrong role URL, empty search, invalid id.

Example

if Spot.query.get_or_404(spot_id).status != 'available':
    flash('Already taken')
    return redirect(...)

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleLive UI change: relevant CSS/HTML template kholo — color, margin, flex, bootstrap class. Save + hard refresh.

Example

/* button red */
.btn-primary { background: red; }

/* center navbar item */
.navbar { justify-content: center; }

Viva tipDevTools se pehle try, phir file mein permanent change.

SimpleMAD1 mein usually session-based auth: login pe session['user_id'], har request pe verify.

Example

session['user_id'] = user.id
uid = session.get('user_id')
user = User.query.get(uid)

Viva tipSECRET_KEY set karo warna session insecure. logout pe session.clear().

SimpleHaan Redis routes X demo hit miss. Nahi: kaise add karte — decorator + redis + invalidation.

Don't lie. Examiner code dekhega.

Redis in-memory key-value store hai — fridge pe sticky note, poori kitchen (SQL database) har baar mat kholo.

MAD2 mein Redis do kaam: (1) cache — same venues/shows/dashboard JSON baar-baar DB se nahi (2) Celery broker — Flask task queue mein daalta hai, worker uthata hai.

Flow: cache.get(key) → hit pe return, miss pe SQLAlchemy + SET with timeout. Admin write ke baad cache.delete, warna stale list.

Source of truth database hi hai. Redis crash/band = cache miss (app chalni chahiye) + queue ruk sakti hai. Important bookings sirf Redis mein mat rakho.

Alag: Redis ≠ Memcached (Celery broker nahi). Redis ≠ localStorage (woh browser). redis-cli ping → PONG viva proof.

Project example: If yes open decorator. If no 4-step plan.

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.

Yeh MAD-1 viva question tumhare project ke context se linked hai. Short answer is structure se do:

Pehle 1 line definition/purpose, phir tumhare project ka example, phir chhota code/flow.

Typical Flask flowBrowser request → @app.route controller → SQLAlchemy model/DB → Jinja template response.

Auth: session['user_id'] + role check. CRUD: add/commit, query.all, field update, delete.
Live change maange to: related model → route → template, phir browser refresh karke dikhao.

Example (generic create):
obj = Model(name=request.form.get('name'))

db.session.add(obj); db.session.commit()
return redirect(url_for('list_view'))

SimpleExaminer portal wala submitted ZIP chahta hai. Local extra changes mat dikhana.

Suggested flow1) Portal ZIP download
2) Extract
3) venv + pip install -r requirements.txt
4) flask run / python app.py

SimpleLive jobs: Redis, worker, beat, crontab abhi, logs + email/CSV.

Scheduled vs user-triggered dono dikhao. Missing feature honestly.

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) redis
2) worker
3) beat
4) crontab now
5) logs + MailHog

Example

CELERY_BEAT_SCHEDULE = {
  'daily-reminder': {
    'task': 'jobs.daily_reminder',
    'schedule': crontab(hour=18, minute=0),
  },
}

Project example: Change schedule current time. MailHog. Export button 202.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

SimpleLive UI change: relevant CSS/HTML template kholo — color, margin, flex, bootstrap class. Save + hard refresh.

Example

/* button red */
.btn-primary { background: red; }

/* center navbar item */
.navbar { justify-content: center; }

Viva tipDevTools se pehle try, phir file mein permanent change.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.

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.

SimpleViva wrap-up hai. Short thanks + confirm submission ZIP latest hai.