Oracle interview experience Real time questions & tips from candidates to crack your interview
SDE - 1
Oracle
3 rounds | 3 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 6 Months
Topics: Data Structures, Pointers, OOPS, System Design, Algorithms, Dynamic Programming
Tip 1 : Be thorough with data structures at least leetcode medium
Tip 2 : Core Java and sql could help you a long way.
Application process
Where: Campus
Eligibility: no
Tip 1 : Keep it simple
Tip 2 : do not put something you are not confident in
Interview rounds
01
Round
Medium
Online Coding Interview
Duration50 Minutes
Interview date7 Apr 2021
Coding problem1
two days ...could give any time
1. DBMS Question
1. What is Primary key and foreign key?
2. What are ACID properties?
02
Round
Easy
Video Call
Duration60 Minutes
Interview date9 Apr 2021
Coding problem1
1. Vertical Sum in a Binary Tree
Hard
45m average time
50% success
0/120
Asked in companies
Given a binary tree having a positive integer written on each of its nodes. Your task is to find the vertical sum of node values i.e. the sum of nodes that can be connected by a vertical line.
A binary tree is a tree in which each parent node has at most two children.
For example:
Consider the following Binary Tree:
So the final answer is
12 9 11 6
03
Round
Easy
HR Round
Duration50 minutes
Interview date9 Apr 2021
Coding problem1
1. Basic HR question
Discussion on expected salary and salary structure.
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
How do you remove whitespace from the start of a string?
Choose another skill to practice
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