Given n inputs each with n bits, output a number which was not in the given inputs and has n bits too.
DSI
| Founding year | 2001 |
| Company Website | https://www.dsinnovators.com/ |
| Career Website | https://app.hrythmic.com/recruit/openings/company/dsinnovators/ |
| Technologies Used | Java, Springboot, Nodejs(hapi), Hibernate, ReactJs, NextJs, AngularJS, Android, iOS |
Introduction
Dynamic Solution Innovators Ltd is an international software company based in Dhaka, Bangladesh. They have been successfully providing software services since 2001 in both the local and global market.
Interview Stages
DSI takes a on campus written test first. The questions contain some coding problem, Database, writting sql, OOP etc The second stage is face to face interview
Questions
There is an array initially containing n numbers. then each of the numbers of the array is multiplied by 2. Now the array is 2 * n size and each element of the array gets shuffled. You are given the shuffled array of size 2 * n. You have to restore the original array.
What are the 7 layers in OSI networking model?
Given a string s, find the longest substring between two identical character.ex: afgksia -> ans: fgksi
Given a number n.return true if you find a middle element k such that sum of 1 to k and sum from k to n are equal.if there no one return false. ex: 49. output: true. explanation: 1 + 2 + ... + 35 = 35 + 36 + ... + 49
Apply database normalization technique to the following table
student table:
| student_id | name | course_name | course_fee |
|---|---|---|---|
| 1 | shakib | DSA | 400 |
| 2 | rakib | Algorithms | 100 |
| 3 | showrov | Networking | 300 |
| 4 | kalam | Algorithms | 100 |
Explain ACID properties
Explain static keyword
What is significance of this below operation?
a=a^b;
b=a^b;
a=a^b;Difference between authentication and authorization
Given three value a,b,c, write a program to determine if we can make a traingle using these as side lengths.