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Oracle Financial Services Software Software Developer III Interview Questions and Answers
Oracle Financial Services Software Software Developer III Interview Experiences
1 interview found
Anonymous
I applied via Recruitment Consulltant and was interviewed in Oct 2021. There were 2 interview rounds.
(2 Questions)
- Q1. Transaction mangement in Microservices
- Ans.
Transaction management in microservices is crucial for ensuring data consistency and integrity.
Each microservice should have its own database to manage transactions independently.
Use distributed transactions or two-phase commit protocol to ensure atomicity across multiple microservices.
Implement compensating transactions to handle failures and rollbacks.
Consider using event-driven architecture to decouple services and ...
- Q2. API gateway, Service registry & Service Discovery
(2 Questions)
- Q1. Distributed tracing in microservices
- Ans.
Distributed tracing is a technique used to monitor and debug microservices architecture.
It involves tracking requests as they flow through multiple services
Each service adds its own trace information to the request
This allows for easy identification of performance bottlenecks and errors
Tools like Zipkin and Jaeger can be used for distributed tracing
- Q2. Load balancing in microservices, Messaging in Microservices
- Ans.
Load balancing and messaging are crucial for scalability and reliability in microservices architecture.
Load balancing ensures even distribution of traffic among multiple instances of a service.
Messaging enables asynchronous communication between microservices.
Load balancing can be achieved through software or hardware solutions like NGINX, HAProxy, or AWS ELB.
Messaging can be implemented using message brokers like Rabb...
Interview Preparation Tips
- SpringBoot
- Microservices
Prepare very well on Microservices.
Skills evaluated in this interview
Interview questions from similar companies
I was interviewed before Sep 2020.
(1 Question)
Round duration - 140 minutes
Round difficulty - Medium
Test timing was at 2:00 pm , it was conducted in a college and the environment was good for the test. Camera was a primary part of test, so no suspicious activity.
- Q1.
Sum of Two Numbers Represented as Arrays
Given two numbers in the form of two arrays where each element of the array represents a digit, calculate the sum of these two numbers and return this sum as an ar...
- Ans.
Given two numbers represented as arrays, calculate their sum and return the result as an array.
Iterate through the arrays from right to left, adding digits and carrying over if necessary
Handle cases where one array is longer than the other by considering the remaining digits
Ensure the final sum array does not have any leading zeros
Round duration - 20 minutes
Round difficulty - Easy
The round was conducted at around 12 p.m. I was called at the college location and then it was conducted. The interviewer was quite polite and frank.
Round duration - 8 minutes
Round difficulty - Easy
This round was conducted right after finishing and clearing the technical round at the same place and on the same day.
Interview Preparation Tips
Tip 1 : Practice atleast 2-3 Coding problems daily so your logic building becomes stronger.
Tip 2 : Exercise problems based on OOPS concepts and others too.
Tip 3 : If you can have your own project built, then it's the major point and will act as a plus point.
Tip 1 : Your resume should be in standard form, short and simple will be more effective.
Tip 2 : Whatever you have learned, you need to mention it in your resume as that will be your primary source of selection and having project on your resume is important.
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Jul 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. SOLID principals, oops, c# basics, SQL server, azure, design pattern
Interview Preparation Tips
I applied via Job Portal and was interviewed before Apr 2021. There was 1 interview round.
(1 Question)
- Q1. Solid principles in c#
- Ans.
Solid principles are a set of design principles for writing maintainable and scalable code in C#.
Single Responsibility Principle (SRP) - a class should have only one reason to change
Open/Closed Principle (OCP) - a class should be open for extension but closed for modification
Liskov Substitution Principle (LSP) - derived classes should be substitutable for their base classes
Interface Segregation Principle (ISP) - client...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Campus Placement and was interviewed before Feb 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Hr
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Dec 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. 1.Describe a situation where you have taken a quick decision and failed, and a situation where you succeeded. 2. What is a skill you have tried to achieve but failed? 3. Describe a decision you have taken ...
Interview Preparation Tips
2. Every skill you learn, even if you didn't excel in it is not to be considered a waste of time/failure, you learn something simply by participating.
I applied via Naukri.com and was interviewed before Apr 2021. There were 2 interview rounds.
(3 Questions)
- Q1. Spring container and beans
- Q2. Annotations used in Springboot
- Ans.
Annotations are used in Springboot to simplify configuration and reduce boilerplate code.
Annotations are used to define the behavior of Spring components
They can be used to define the scope of a bean, inject dependencies, and handle exceptions
Some commonly used annotations include @Component, @Autowired, and @ExceptionHandler
- Q3. Java 8 New Features and explanation
- Ans.
Java 8 introduced several new features including lambda expressions, streams, and default methods.
Lambda expressions allow for functional programming and simplify code.
Streams provide a way to process collections of data in a functional style.
Default methods allow for adding new methods to interfaces without breaking existing implementations.
Other features include the Optional class, Date and Time API, and Nashorn Java
(1 Question)
- Q1. What is your expected package
Interview Preparation Tips
Skills evaluated in this interview
Interview Questionnaire
1 Question
- Q1. HTML, CSS, BOOTSTRAP, PHP. SQL
I applied via Campus Placement and was interviewed before Jun 2020. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Simple program
- Q2. I wrote a simple program in C
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Jun 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Tell me about Yourself, some questions related to machine learning, and I was asked more questions to differentiate like differences between ml and ai, python and c, c and java and procedural and functiona...
Interview Preparation Tips
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