अभ्यास • Week 15

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Weekly Production Deliverable

Target Output

Deliverable — end of Phase 3 checkpoint:

DSA: Recursion, Linked List (Single + Doubly, all FAQs), Bit Manipulation — fully done

Core CS: OS fully done

AI/ML: Ensembles, KNN/Naive Bayes/SVM, Unsupervised Learning, Evaluation/CV/Tuning — all done. Classical ML syllabus complete. A real, closed-out Kaggle competition on your profile. 4 algorithms in your ml-from-scratch repo.

Aptitude: Quant M1–15, all 13 Logical topics done, all 8 Verbal topics done

Weeks: W11 W12 W13 W14 W15 Active

Monday

0 / 2 done

DSA Reverse LL in groups of size K; Rotate a LL

1.5h

AI/ML Evaluation & Cross-Validation

CampusX: K-Fold CV, Stratified K-Fold CV, TimeSeriesSplit + Confusion Matrix deep dive, Precision, Recall, F1, PR curves, ROC-AUC + StatQuest: "ROC and AUC, Clearly Explained"

2.5h

Tuesday

0 / 2 done

DSA Merge two Sorted Lists; Flattening of LL

1.5h

CORE Inter-Process Communication (IPC) Decision Guide

Shared Memory, Message Passing, Anonymous Pipes, Named Pipes (FIFOs), Message Queues, Sockets, Signals, Memory-Mapped Files (mmap), Unix Domain Sockets + Quiz

2.5h

Wednesday

0 / 2 done

DSA Sort LL; Clone a LL with random and next pointer

1.5h

AI/ML Hyperparameter Tuning & Diagnostics

CampusX: GridSearchCV, RandomizedSearchCV, Hyperopt/Optuna concepts + Andrew Ng ML Spec advice on diagnosing bias vs variance, learning curves, data-centric iteration

2.5h

Thursday

0 / 2 done

DSA Delete key in DLL; Remove duplicates from sorted DLL + Contest

1.5h

CORE File Systems & Disk Scheduling

File attributes & operations, File allocation (Contiguous, Linked, Indexed/Inodes), Directory structures, Disk Scheduling algorithms (FCFS, SSTF, SCAN, C-SCAN, LOOK) + Full OS Revision / Self-Test (OS 100% complete!)

2.5h

Friday

0 / 2 done

DSA Bit Manipulation theory (intro to bits and tricks); Minimum Bit Flips to Convert a Number

1.5h

AI/ML Kaggle Closeout & Portfolio Synthesis

Refine Kaggle submission with CV/tuning + competition closes: read top-voted solutions + organize ml-from-scratch repo (Linear Reg, Logistic Reg, Decision Tree, K-Means) with clean READMEs

2.5h

⚡ Weekend High-Load Execution • 8.0h Daily Deep Focus Lab

Saturday

0 / 3 done

DSA Single Number I, II, III

1.5h

AI/ML Final Kaggle Competition Sprint (4.0h)

Feature engineering, ensemble blending (voting/stacking), finalize Kaggle submission, achieve top ranking.

4.0h

APT Quant M15 & Verbal

Quant M15 Simple Interest (Basic & Advance) + Verbal: Mixed Practice

2.5h

Sunday

0 / 3 done

DSA Divide two numbers; Power Set (Bit Manipulation); XOR of numbers in range + Contest + revision

1.5h

AI/ML Phase 3 Kaggle Writeup & Mock Defense (4.0h)

Read top 3 winning solutions on Kaggle forum; write detailed technical post-mortem README; explain bias-variance trade-off out loud.

4.0h

APT Quant M11–15 Mixed Revision + Full Phase 3 Checkpoint: Classical ML syllabus 100% complete!

2.5h

edit_note

Week 15 Technical Notes & Journal

#LeetCode #Java #DSA #Week15