Oracle Principal Member Technical Staff Interview Questions and Answers

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
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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
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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
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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

Q1. They asked me basic aptitude and programming questions based on the C programming language.
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Q1. They asked me questions about sorting, strings, and so forth.
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I was tasked with developing a Java-based bank application.

Q1. They asked me basic questions related to Java.
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Q1. I was questioned on the fundamentals like my experience, resume, and my future plans.
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Oracle RDBMS concepts, core java, data structures

Q1. More like a discussion
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Hackerrank test - String manipulation and Array related

Q1. String manipulation by creating substrings and calculating their frequency Rotated sorted array related
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