Oracle Principal Member Technical Staff Interview Questions and Answers

Aptitude consists of reasoning, codes etc

Q1. How do you motivate your team
Ans. 
I motivate my team by setting clear goals, providing regular feedback, recognizing achievements, and fostering a positive work environment.
• Setting clear goals and expectations

• Providing regular feedback and constructive criticism

• Recognizing and rewarding achievements

• Fostering a positive work environment through team-building activities and open communication
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Q2. String code in python
Ans. 
String manipulation in Python
• Use string methods like split(), join(), replace(), etc.

• Remember that strings are immutable in Python

• Be mindful of string concatenation efficiency
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Q1. Pattern code right angle triangle
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Q2. Tell me about your project
Ans. 
Developed a mobile app for tracking daily water intake and setting hydration goals.
• Used React Native for front-end development

• Implemented Firebase for backend database and authentication

• Included features like daily reminders and progress tracking

• Received positive feedback from users on user-friendly interface
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Q1. Who is your motivation
Ans. 
My motivation is my family and the desire to make them proud.
• Family is my biggest motivation

• I want to succeed to provide a better life for my loved ones

• Their support drives me to work harder

• Seeing their happiness when I achieve my goals fuels my determination
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Q2. Tell me about your project
Ans. 
Developed a mobile application for tracking daily water intake
• Designed user-friendly interface for inputting water consumption

• Implemented reminder notifications to encourage regular hydration

• Integrated with health tracking apps to provide comprehensive health data

• Received positive feedback from users on improved hydration habits
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Code snippets apti to guess output

5 questions with each 15 min time

Long coding with 2 hrs time

Q1. Db modelling for accounting app
Ans. 
Database modeling for an accounting application
• Identify entities such as customers, invoices, transactions, and accounts

• Establish relationships between entities (e.g. one-to-many, many-to-many)

• Consider normalization to reduce redundancy and improve data integrity

• Use primary keys and foreign keys to maintain data consistency

• Implement constraints to enforce business rules (e.g. unique constraints, check constraints)
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Q2. Class diagram and system design for any fintech app
Ans. 
A fintech app class diagram and system design involves modeling classes, relationships, and interactions for financial services.
• Identify key classes such as User, Account, Transaction, and Payment

• Define relationships between classes (e.g. User has many Accounts, Account has many Transactions)

• Consider security measures for sensitive financial data

• Include features like authentication, authorization, and encryption

• Design ...read more
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Q1. Python basics questions and programming questions
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Q2. Write a program for Sum of natural numbers
Ans. 
Program to calculate the sum of natural numbers
• Use a loop to iterate through the natural numbers

• Keep adding each number to a running total

• Stop the loop when the desired number of natural numbers is reached

• Return the sum
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Q3. Write a program for primary numbers
Ans. 
Program to find prime numbers
• Start with a loop to iterate through numbers

• Check if each number is divisible by any number less than itself

• If not divisible, add it to the list of prime numbers
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Q4. What is decorator in python
Ans. 
A decorator in Python is a design pattern that allows a user to add new functionality to an existing object or function without modifying its structure.
• Decorators are denoted by the '@' symbol followed by the name of the decorator function.

• They are used to modify the behavior of functions or classes.

• Decorators can be used for logging, timing, caching, access control, etc.

• They provide a way to wrap or modify the behavio...read more
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Q1. Design parking lot
Ans. 
Design a parking lot with efficient layout and features
• Consider the size and layout of the parking lot

• Include designated spots for different types of vehicles (compact, regular, handicapped)

• Implement a clear signage system for easy navigation

• Incorporate security measures such as lighting and surveillance cameras

• Include payment options for parking fees (e.g. ticket machines, mobile app)

• Consider environmental factors lik
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Simple aptitude question

Loops, basic binary search programme

Good questions around data structures and algorithms

Good questions around data structures and algorithms

Good questions around datastructures and algorithms

Q1. Salesforce config
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Q2. Lwc aura javascript databases sql
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