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Oracle Financial Services Software Applications Engineer Interview Questions, Process, and Tips
Top Oracle Financial Services Software Applications Engineer Interview Questions and Answers
- Q1. What is an INDEX , PARTITION , How does it improve query performance
- Q2. What is the difference between EXIST and IN
- Q3. Briefly describe the Oracle DB Architecture
Oracle Financial Services Software Applications Engineer Interview Experiences
2 interviews found
(3 Questions)
- Q1. Springboot, java, javascript
- Q2. SQL plsql queries
- Q3. Project knowledge
I applied via Recruitment Consultant and was interviewed before Oct 2019. There were 4 interview rounds.
Interview Questionnaire
6 Questions
- Q1. What is the difference between EXIST and IN
- Ans.
EXIST checks for the existence of a value in a subquery, while IN checks for the existence of a value in a list.
EXIST is used with a subquery, while IN is used with a list of values.
EXIST returns true if the subquery returns any rows, while IN returns true if the value is found in the list.
EXIST is more efficient for large datasets, while IN is more efficient for small datasets.
Example: SELECT * FROM table1 WHERE colum...
- Q2. What is an INDEX , PARTITION , How does it improve query performance
- Ans.
INDEX and PARTITION are database optimization techniques that improve query performance.
INDEX is a data structure that improves the speed of data retrieval operations on a database table.
PARTITION is a technique that divides a large table into smaller, more manageable parts.
INDEX and PARTITION can be used together to further improve query performance.
Examples of INDEX include B-tree, hash, and bitmap indexes.
Examples o...
- Q3. Remove Duplicates using analytical functions
- Ans.
Removing duplicates using analytical functions in SQL
Use the ROW_NUMBER() function to assign a unique number to each row
Partition the data by the columns that define duplicates
Order the data by the same columns
Filter out rows with a row number greater than 1
- Q4. Briefly describe the Oracle DB Architecture
- Ans.
Oracle DB Architecture is a multi-layered design consisting of physical, logical, and memory structures.
Physical layer includes data files, redo logs, and control files
Logical layer includes tablespaces, schema objects, and segments
Memory structures include SGA and PGA
Oracle uses a client-server architecture with a listener process
Oracle also supports RAC (Real Application Clusters) for high availability and scalabilit
- Q5. ANSI JOINS vs Oracle JOINS
- Ans.
ANSI JOINS are standard SQL joins while Oracle JOINS are specific to Oracle database.
ANSI JOINS are supported by most relational databases while Oracle JOINS are specific to Oracle.
ANSI JOINS use keywords like INNER JOIN, LEFT JOIN, RIGHT JOIN, etc. while Oracle JOINS use symbols like (+) for outer joins.
ANSI JOINS are more portable and easier to migrate to other databases while Oracle JOINS are more efficient in Oracl...
- Q6. Questions using substr() , instr()
Interview Preparation Tips
Skills evaluated in this interview
Interview questions from similar companies
SaiSrivatsa
Interview Preparation Tips
Experience: Oracle online test for all 5 profiles (Systems, Finance, App Devlopement, Server Tech and Global Customer Support).
Round: Technical Interview
Tips: For C or C++ coding, a 11th or 12th grade Sumita Arora book should be sufficient
Skill Tips: 1) Its a long process so be patient and don't lose hope.
2) During the interview try to give the interviewer an idea about the flow of your thoughts while solving a question, as even if you get the answer wrong , the interviewer would know that you were on the right track.
3) Always show respect to the interviewers and don't argue back if he says something you've done is wrong.
Skills:
College Name: NIT Surathkal
Interview Preparation Tips
Experience: One online test. It contains four sections. Each section is of 40 minutes duration.
Tips: CAT preparation helps in answering lots of placement tests.
Duration: 40 minutes
Round: Technical Interview
Experience: Technical round may last for 50 minutes.
Tips: Expect questions on your courses.
Basic C/C++ will be tested like algorithms and logic.
Round: HR Interview
Experience: HR round may last for about half an hour.
HR questions are like „Why OFSS?‟, academic achievements, tell me about yourself and others.
They may ask about recent news articles that you have read and further questions may follow it. Please don‟t present wrong facts.
Tips: Read newspapers.
General Tips: Brush up C/C++.
Go through the coursework once to atleast have a basic idea.
College Name: IIT Madras
Interview Questionnaire
1 Question
- Q1. Subset sum variant, find missing number using single loop, difference between two dates, , Core Java concept , Sql, finding duplicate number in list, finding loop in linkedlist, finding node where cycle st...
- Ans.
Interview questions for Application Engineer role covering various topics.
Subset sum variant - finding a subset of numbers that add up to a given sum
Single loop missing number - finding a missing number in an array using a single loop
Difference between two dates - calculating the difference between two dates in Java
Core Java concepts - knowledge of basic Java concepts such as inheritance, polymorphism, etc.
SQL - knowle...
Skills evaluated in this interview
Applications Engineer Interview Questions & Answers
Dassault Systemes
Anonymous
posted on 20 Jun 2024
(2 Questions)
- Q1. Explain react dom in details
- Ans.
React DOM is a package that provides methods for updating the DOM in response to React components.
React DOM is used to render React components to the DOM.
It provides methods like ReactDOM.render() to render components.
React DOM efficiently updates the DOM when the state of a component changes.
It handles events and updates the DOM accordingly.
React DOM is separate from React itself, allowing for flexibility in rendering
- Q2. Explain MVC in rails
- Ans.
MVC in Rails is a software design pattern that separates the application into three main components: Model, View, and Controller.
Model: Represents the data and business logic of the application.
View: Represents the user interface of the application.
Controller: Acts as an intermediary between the Model and View, handling user input and updating the Model accordingly.
Example: In a Rails application, a User model would ha...
Interview Preparation Tips
Skills evaluated in this interview
Applications Engineer Interview Questions & Answers
Dassault Systemes
Anonymous
posted on 20 Jun 2024
Write code for micro service
(1 Question)
- Q1. Explain singleton
- Ans.
Singleton is a design pattern that restricts the instantiation of a class to one object.
Singleton pattern ensures that a class has only one instance and provides a global point of access to it.
Commonly used in scenarios where only a single instance of a class is needed, such as database connections or configuration settings.
Implementation can involve a private constructor, a static method to access the instance, and a ...
Skills evaluated in this interview
I applied via Other and was interviewed in Oct 2020. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Standard data structures and algorithms
- Q2. Medium level difficulty sql queries
Interview Preparation Tips
Selected
I appeared for an interview before Nov 2023.
Aptitude questions along with coding questions
(2 Questions)
- Q1. 3 Leet code medium level coding questions
- Q2. Resume deep dive
(2 Questions)
- Q1. 2 Leet code medium level questions
- Q2. Probability basics
(1 Question)
- Q1. Behavioural questions
Selected
I applied via Naukri.com and was interviewed before Mar 2023. There were 2 interview rounds.
Total of 4 rounds, all based on problem solving and DSA.
(1 Question)
- Q1. This was also based on problem solving.
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Oracle Financial Services Software Applications Engineer Interview Process
based on 1 interview
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