A curated collection of Computer Science fundamentals (PDFs, notes, cheatsheets, interview question banks) for placement preparation, covering seven core subjects plus general resources.

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2026-06-28

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Why it is worth attention

It bundles a wide range of CS interview and exam resources in one repository, including handpicked notes, cheatsheets, and roadmaps for placements and GATE.

Who it is for

  • College students preparing for campus placements or GATE exams
  • Self‑learners revising core CS concepts for interviews
  • Software engineering candidates seeking structured interview Q&A

Use cases

  • Quick revision of CN, DBMS, OS, DSA, OOPs, SE, and System Design via cheatsheets
  • Practicing SQL and LeetCode problems from curated PDFs
  • Preparing HR/behavioral interviews and crafting cover letters
  • Identifying off‑campus companies hiring freshers

Strengths

  • Covers 7+ major CS subjects with dedicated folders and roadmaps
  • Includes both theoretical notes and interview‑specific Q&A files
  • Offers concise cheatsheets and short revision notes for rapid review
  • Provides practical extras like cover letter templates and company lists

Considerations

  • All content is aggregated from external sources with no original material
  • Documents may not be updated frequently; no version history provided
  • Lacks interactive coding exercises or project‑based learning components

README quick start

CS Fundamentals

A curated collection of Computer Science fundamentals for placement preparation, covering all major CS subjects. Includes PDFs, notes, cheatsheets, and interview question banks.

📁 Folder Structure

CS-Fundamentals/
├── 📁 Computer-Network/          (3 files)
├── 📁 DBMS-and-SQL/              (9 files)
├── 📁 DSA/                       (6 files)
├── 📁 OOPs/                      (5 files)
├── 📁 Operating-System/          (5 files)
├── 📁 Software-Engineering/      (2 files)
├── 📁 System-Design/             (3 files)
├── 📄 HR-Interview-Questions.pdf
├── 📄 LeetCode-Problems.pdf
├── 📄 Cover-Letter-Template.docx
├── 📄 List-of-Companies-Hiring-Freshers-Offcampus.md
└── 📄 25-Job-Interview-Preparation-Prompts.md

📚 Topics Covered

Computer Network

FileDescription
Computer-Network-Notes-for-Placements-and-GATE.pdfComprehensive CN notes for placements & GATE
Networking-Interview-Questions.pdfCN interview Q&A
CN-Roadmap.mdTopic-wise roadmap & important concepts

DBMS & SQL

FileDescription
DBMS-Handwritten-Notes.pdfHandwritten DBMS notes
DBMS-Notes.pdfDBMS theory notes
100-DBMS-Interview-Questions.pdfTop 100 DBMS interview questions
Complete-SQL-Cheatsheet.pdfComplete SQL cheatsheet
SQL-Tutorial.pdfSQL tutorial
SQL-Interview-Questions-and-Answers.pdfSQL interview Q&A
SQL-Interview-QA-2.pdfAdditional SQL interview Q&A
Top-50-SQL-Interview-Questions.pdfTop 50 SQL questions
LeetCode-SQL.pdfLeetCode SQL problems

DSA

FileDescription
DSA-Cheatsheet.pdfData Structures & Algorithms cheatsheet
[DSA-Resource.pdf](.

Description

Curated CS fundamentals for placement prep: DSA,Computer Networks, DBMS & SQL, OOPs, Operating Systems, System Design & Software Engineering

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