gdcademy-dsa.hashnode.devCOMPLETE TREE DATA STRUCTURE NOTESPART 1: INTRODUCTION TO TREES 1.1 What is a Tree? A tree is a hierarchical data structure consisting of nodes connected by edges. Unlike arrays, linked lists, stacks, and queues which are linear, tree6d agoĀ·32 min read
gdcademy-dsa.hashnode.devTree DSA Top 20 Predicted Questions for WBUT 2026 ExaminationQuestion 1: Binary Tree Properties Prove that for any non-empty binary tree, number of leaf nodes (nā) = number of nodes with degree 2 (nā) + 1. Easy Answer: Step-by-Step Proof: Let's understand the t6d agoĀ·43 min read
gdcademy-dsa.hashnode.devTree Data Structure - Complete Question Bank with AnswersSHORT ANSWER TYPE QUESTIONS Question 1: Expression Tree Construction Construct the expression tree for the following expression: [WBUT 2010] E = (2a + 5b)(x - 7y)^4 Answer: An expression tree is a bi6d agoĀ·101 min read
gdcademy-dsa.hashnode.devTree Data Structure - Question BankMultiple Choice Questions Threaded Binary Tree: If a binary tree is threaded for in-order traversal a right NULL link of any node is replaced by the address of its [WBUT 2007, 2016]a) successor ā b) Feb 19Ā·14 min read
gdcademy.hashnode.devPromise in JavaScriptWhat is a Promise in JavaScript? š¤ A Promise in JavaScript is like a real-life promise: š "I promise I'll finish my homework." If you finish it, promise is fulfilled (resolved). If you don't, promise is broken (rejected). How Do Promises Work ...Mar 16, 2025Ā·3 min read