Oracle GBU Interview

My friend interviewed at Oracle for a Software Engineer position. The interview process consisted of four rounds.

Round 1 (Technical)

• The interviewer asked about my friend's Computer Science Business Studies (CSBS) background and the need for CSBS.
• They discussed the business subjects my friend had taken and what they learned from each.
• My friend was asked to write a string reversal program with code and they provided three approaches, coding the most optimal one.
• The interviewer discussed my friend's projects, including the need for the project, why they chose it, and the technologies used.
• They asked questions about MongoDB, including syntaxes, advantages, database schema, and class diagrams.
• The interviewer asked questions about operating systems, including the bootstrap program, threads, processes vs. programs, scheduling algorithms, and the Round Robin problem.
• They also asked about database management systems (DBMS), including normal forms, ACID properties, serializability, SQL vs. NoSQL differences, and a simple SQL query on inner join.
• The interviewer asked about computer networking (CN), including the OSI model, layers, data changes between layers, TCP vs. UDP differences, real-life examples of TCP and UDP, and FTP protocol.

Round 2 (Technical)

• The interviewer asked my friend for a self-introduction and basic questions from their resume.
• This round focused on my friend's internship experience, with a detailed discussion.
• They walked through the project's user interface and discussed what could have been done better.
• The interviewer asked my friend to write code for the Fibonacci series.
• They asked about troubleshooting scenarios, such as a code working yesterday but not today.
• The interviewer asked about Git commands, the importance of branches, merge conflicts, and how to resolve them.
• They asked questions related to my friend's open-source contributions.
• The interviewer asked about object-oriented programming (OOP) concepts, including overloading vs. overriding, inheritance, and the diamond problem.
• They also asked some basic DBMS questions.

Round 3 (Mostly Non-Technical)

• The interviewer asked my friend for a self-introduction and to explain their projects and internship work in detail.
• They asked about my friend's open-source contributions and if they had read the job description and what they understood from it.
• The interviewer asked why my friend was interested in Oracle and where they saw themselves in the next three years.
• They asked my friend to choose between a team of great developers or a team of average developers.
• The interviewer discussed my friend's volunteering experience and the biggest problem they faced during hackathons they organized.
• They asked how my friend managed their time for projects, academics, and volunteering experiences.
• The interviewer asked about my friend's plans for higher studies and why they didn't want to pursue a master's degree.

Round 4 (HR Round)

• The interviewer asked about my friend's plans for further studies, willingness to relocate, hobbies, how they celebrate a friend's success, and their GPA.

My friend received an offer with a compensation of 19.18 LPA.