Gblog 100 Days of Code – A Complete Guide For Beginners and Experienced
Do you want to become a successful software developer and dreaming about getting into the big tech companies? Are you someone who is already working… Read More
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Given a Binary Tree having positive and negative nodes, the task is to find the maximum sum level in it. Examples:  Input : 4 /… Read More
Given an array of size n and a number k. We must modify array K number of times. Here modify array means in each operation… Read More
We strongly recommend to refer below posts as a prerequisite of this. DBMS | Relational Model Introduction and Codd Rules DBMS | Keys in Relational… Read More
DBMS | Relational Model Introduction and Codd Rules  Different Types of Keys in Relational Model  Candidate Key: The minimal set of attributes that can… Read More
Terminology  Relational Model:  – * It was proposed by Dr. E.F.Codd. *It uses the concept of relations to represent each and every file. *Relations are Two-Dimensional Tables. * It… Read More
Lossless join decomposition is a decomposition of a relation R into relations R1, R2 such that if we perform a natural join of relation R1… Read More
1. Online coding test – HackerEarth 2. Machine coding round – Question and Input attached. 3. F2F – DS & Algo Round a) Tail recursion… Read More
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Computer networks that provide connection-oriented services are called Virtual Circuits while those providing connection-less services are called Datagram networks. For prior knowledge, the Internet which… Read More
We’ve been studying a lot about the Wired Network. Ethernet is the most common example. Wired networks differ from wireless which uses radio waves rather… Read More
Given a binary tree, print the number of root to leaf paths having equal lengths. Examples:  Input : Root of below tree 10 / \… Read More
Given an array of n elements, the task is to find the elements that are greater than half of elements in an array. In case… Read More
A tree is a Continuous tree if in each root to leaf path, the absolute difference between keys of two adjacent is 1. We are… Read More
Oracle Financial Services Software(OFSS) visited our campus for Associate Consultant profile. There were 3 rounds: 1) Online Test There were questions related to: – Aptitude… Read More
WHERE keyword is used for fetching filtered data in a result set. It is used to fetch data according to a particular criteria. WHERE keyword… Read More
Given a string str and Q queries. Each query contains a pair of integers (i1, i2) and a character ‘ch’. We need to replace characters… Read More
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