Course module

Paper 2 | Data Structures And Programming — TPSC Assistant Technical Officer (ATO - CS) 2026

Lessons: 288
Duration: 28 hr 25 min
PYQs: 175
Practice: 482

10% of this course's PYQ weight is covered in this module.

Syllabus index

Lessons in this module

288 linked lessons

Introduction to DS

DS Basics & Types

Array

Array Basics & Ops

1D & 2D Addressing

3D & Multi-dim Arrays

Stack

Stack Basics & Ops

Infix Postfix Prefix

Eval of Expressions

Recursion & Stack

TOH & Classic Apps

Queue

Basics & Stack Mix

Circular Queue

Priority Queues & Variants

Linked List

SLL Basics & Standard Operations

Structure Modification & Pointer Logic

Doubly, Circular & Variants

Tree

Binary Tree Basics & Props

Traversals & Construction

BST Basics & Operations

AVL Trees & Balancing

Complete Binary Trees

Heaps & Priority Queues

Advanced & k-ary Trees

Graphs

Graph Reps & Basics

DFS & Applications

BFS & Applications

Topological Sort & SCC

Hashing

Hashing Basics & Functions

Open Addressing (Probing)

Chaining & Perf Analysis

Programming in C++

Tokens in C++ – Building Blocks of a Program

Data Types in C++ – Fundamental and Derived Types

Arrays in C++ – Sequential Data Organization

Classes and Objects – Structure, Members, and Behaviors

Functions in C++ – Declaration, Definition, and Types of Functions

Function & Operator Overloading – Compile-Time Polymorphism

Constructors – Object Initialization Techniques

Friend Functions – Controlled Access to Class Members

Virtual Functions – Enabling Runtime Polymorphism

Function Templates – Generic Programming in C++

Templates in C++ – Reusable Parameterized Code

Java

Introduction to Java – Features and Basics of the Language

What is JDK – Development Kit Components and Usage

JRE – Java Runtime Environment and Execution Model

JVM – Java Virtual Machine Architecture and Lifecycle

Variables, Data Types, and Loops – Fundamental Building Blocks

Operators, Type Conversion

Arrays in Java – Sequential Data Structures

Methods in Java – Defining and Invoking Behaviors

Final Keyword in Java – Constants, Non-Inheritance, and Restrictions

Java Distributed Technologies

Database Connectivity in Java

OOPS with C++

Introduction

Basics of C++

Classes & Objects

Reference Variables & Member Functions (Inline/Static)

Friend Function

Constructor and Destructor

Function & Operator Overloading

Inheritance Basics

Types of Inheritance

Object Slicing & Initializer List

Polymorphism

Pure Virtual Function

Const, Virtual Keyword & Nested Class

Templates

Module lessons

Lessons

TPSC(ATO) - Unit Test- Data StructuresTest

Previous-year questions