Oracle Financial Services Software Associate Consultant Interview Questions, Process, and Tips

Aptitude questions and coding questions

Q1. They asked about my projects and asked question on SQL queries and HTML, web scrapping etc.
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Q2. I was of Electrical Engineering background so they asked what I have to be in IT sector.
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Q3. Asked about APIs
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Q1. OOPS, DBMS, Rest API, SOAP
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Duration : - 1 Hour
Platform : - Hackerrank
Topics : - REST API, SQL and DSA

Q1. How to create a table in SQL and elements to it.
Ans. 
To create a table in SQL, use the CREATE TABLE statement and define its elements.
• Use CREATE TABLE statement followed by table name

• Define columns with data types and constraints

• Add primary key constraint to uniquely identify each row

• Example: CREATE TABLE customers (id INT PRIMARY KEY, name VARCHAR(50), email VARCHAR(50))
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Q2. How to use JOIN operation on tables. Give an Example.
Ans. 
JOIN operation is used to combine rows from two or more tables based on a related column between them.
• JOIN can be used with different types like INNER, LEFT, RIGHT, FULL OUTER, etc.

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column;

• JOIN can be used to fetch data from multiple tables in a single query.
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Q1. Bubble sort algorithm and how to optimize it.
Ans. 
Bubble sort repeatedly swaps adjacent elements if they are in wrong order.
• Bubble sort has a time complexity of O(n^2).

• It is not efficient for large datasets.

• Optimizations include adding a flag to check if any swaps were made in a pass and stopping if none were made.

• Another optimization is to keep track of the last swapped index and only iterate up to that index in the next pass.
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Q2. Balanced Parenthesis using Stack
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Balanced Parenthesis using Stack is a problem to check if the given expression has balanced parentheses or not.
• Create an empty stack

• Traverse the expression string and for each character, check if it is an opening parenthesis

• If it is an opening parenthesis, push it onto the stack

• If it is a closing parenthesis, check if the stack is empty or if the top element of the stack is the corresponding opening parenthesis

• If the s...read more
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Q3. Kth largest element in an array
Ans. 
Finding the Kth largest element in an array.
• Sort the array in descending order and return the Kth element.

• Use a max heap to find the Kth largest element.

• Use quickselect algorithm to find the Kth largest element.
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Q1. Why OFSS ? How you are better than others?
Ans. 
OFSS is a leading consulting firm with a strong track record. I am better than others because of my skills, experience, and dedication.
• OFSS is a well-established and reputable consulting firm with a proven track record of success.

• I have a strong skill set and relevant experience that make me a valuable asset to OFSS.

• I am dedicated and committed to delivering high-quality results for clients.

• I have a track record of exc...read more
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Q2. Why you consider yourself fit for this role?
Ans. 
I am fit for this role because of my strong analytical skills, ability to work in a team, and experience in consulting.
• Strong analytical skills: I have a proven track record of analyzing complex problems and providing effective solutions.

• Ability to work in a team: I excel in collaborating with diverse teams to achieve common goals.

• Experience in consulting: I have previously worked as a consultant, gaining valuable expe...read more
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Good question on train problems and english

Rest API questions and trees questions in data structure

9 Questions but the pattern changes everytime

Q1. What is Inheritance in java
Ans. 
Inheritance in Java allows a class to inherit properties and behavior from another class.
• Inheritance enables code reusability and promotes a hierarchical relationship between classes.

• Subclasses inherit attributes and methods from a superclass.

• Java supports single and multiple inheritance through classes and interfaces.

• Example: class Car extends Vehicle {}
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Q2. How does hashmap works
Ans. 
HashMap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
• HashMap uses a hash function to map keys to indices in an array.

• It allows for constant-time retrieval, insertion, and deletion of key-value pairs.

• Collisions can occur when multiple keys map to the same index, which is resolved using techniques like chaining or open addressing.
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Q3. Diff between comparator and comparable
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Comparator is used to define custom sorting order for objects, while Comparable is an interface used to implement natural ordering of objects.
• Comparator is used to define custom sorting order for objects, while Comparable is used to implement natural ordering of objects

• Comparator interface has a compare() method, while Comparable interface has a compareTo() method

• Comparator can be used to sort objects based on multiple...read more
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Q1. Explain the projects you have done
Ans. 
I have worked on various projects including market research, data analysis, and process improvement.
• Conducted market research to identify customer needs and preferences

• Performed data analysis to optimize pricing strategies

• Implemented process improvements to increase efficiency and reduce costs
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Q2. Reason for selecting certain technologies in the project
Ans. 
We selected technologies based on project requirements, team expertise, scalability, and cost-effectiveness.
• Considered project requirements and objectives

• Leveraged team expertise in certain technologies

• Chose scalable technologies for future growth

• Evaluated cost-effectiveness of different options
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Question regarding Equity, Derivatives and Bonds

Q1. All about Financial Markets
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Q2. Capital Markets, Equity and Derivatives Markets
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Q1. Same as Technical round
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Q2. All about Bond and Derivatives
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