Test Series - CSS Adda | SO/Steno LDCE Preparation

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Comprehensive practice for Combined SO/Steno LDCE conducted by UPSC

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15+ years of previous year questions with detailed explanations

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What You Get

Not Just a Test Series — A Complete Preparation System

Every PYQ test series includes an exam-paper practice engine, real question-paper analytics from 15+ years of PYQs, and a personal AI coach — swipe to explore every feature.

Q17. Consider the following statements in the context of registration of suppliers: 1.Performance of every registered supplier is watched… 2.The list of registered suppliers be exhibited on portals…

📜 UPSC Exam-Paper Formatting

Serif typography, justified text and properly spaced statement-type MCQs — your eyes train on the exact format you will face in the exam hall.

Zero format shock on exam day

(a) Rs. 25,000

💡 Rule 154: Purchase of goods upto Rs. 50,000 may be made without inviting quotations…

💡 Instant Rule-Cited Explanations

Every answer is backed by the exact Rule number and official text — GFR, CSMOP, CCS Rules, whichever the paper demands. You learn the source, not just the option.

Answer + authority, together

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Answer correctly 3 times → question mastered

⭐ 3-Star Mastery Tracking

One lucky guess isn't knowledge. Each question must be answered correctly three times to earn "Mastered" status — spaced practice built into the system.

Guessing can't fool it

Q23Procurement of goods of estimated value…2✗

Q77Advance payments to suppliers…1✗

⚠️ Practice All Weak Areas

⚠️ Automatic Weak-Area Detection

Get a question wrong and it's flagged instantly. One tap opens a drill of only your weak questions — and they un-flag themselves once mastered.

Your mistakes become your syllabus

2025 202024 202023 20

Ch 6: Procurement 44Ch 7: Inventory 23

🎛️ Year & Chapter Filters

Attempt a full year's paper as a mock, or drill one chapter till it's finished. Every filter shows its live question count.

Practice your way

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Last session: Q5 (2023) — Resume ▶

🗂️ Smart Navigator + Auto-Save

A colour-coded map of every question. Close the tab anytime — your entire progress is saved on your device and resumes with one tap.

Never lose your progress

Ch 6: Procurement

Ch 7: Inventory

Ch 3: Budget

Ch 2: Fin. Mgmt

📊 Chapter Weightage — Ranked

Instantly see which chapters actually carry the paper, computed from real PYQ data. Stop preparing blind.

Study what UPSC actually asks

7542635 213·242

Chapter × Exam-Year heatmap — darker = more questions

🔥 Chapter × Year Heatmap

How every chapter has trended across each exam cycle since 2009 — spot rising topics (GeM, e-procurement) and fading ones at a glance.

15+ years of paper intelligence

72~~Readiness~~

🎯 AI Exam-Readiness Score

Not a plain percentage — your score weights every chapter by its real exam frequency. Mastering a 24%-weight chapter moves it far more than a 2% one.

Weighted like the actual paper

🔥Ch 6: exam weight 24%, your accuracy 40% — highest payoff zone. Practice →

🧭Ch 3 carries 8% of the paper but you haven't started it.

🏅Strongest: Ch 4 at 88% — bank these marks.

🪄 AI Smart Study Plan

The coach ranks every chapter by exam-weight × your weakness × coverage gap, and writes plain-language instructions on what to study next.

Never wonder "what should I study today?"

Q12Head of Department rank…9d ago

Q31Revenue & Capital divisions…8d ago

Mastered questions resurface after 7 days

🔁 Spaced-Repetition Revision Queue

Memory fades — the coach doesn't let it. Questions mastered more than a week ago automatically queue up for revision before the forgetting curve wins.

Science-backed retention

No login · No app · Auto-saved

📱 Mobile-First. Zero Friction.

Practise in the metro or the office lunch break — swipeable filters, thumb-friendly buttons, and progress that persists on your device between sessions.

Your pocket study room

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The sample test opens the actual interface used in all paid test series — practice engine, analytics and AI coach included.

Previous Year

PYQ Topic-wise - Paper 1

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Constitution PYQs

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Paper 2 - Topic-wise Tests

CCS Rules, GFR, FR/SR & Office Procedure

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Delegation of Financial Power Rules, 2024

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