'Coding has over 700 languages', '67% of programming jobs aren’t in the technology industry', 'Coding is behind almost everything that is powered by electricity'
Oracle interview experience Real time questions & tips from candidates to crack your interview
Associate Consultant
Oracle
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4 rounds | 7 Coding problems
Interview preparation journey
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Preparation
Duration: 2 Months
Topics: Data Structures, OOPS, Oracle SQL, Java/C++, Aptitude
Tip
Tip

Tip 1 : Be clear on everything mentioned in Resume. 
Tip 2 : Aptitude, Data structures are very important. 
Tip 3 : Have some knowledge of some products of product based companies :P .

Application process
Where: Campus
Eligibility: 7 CGPA
Resume Tip
Resume tip

Tip 1 : Be Honest on resume.(atleast for Freshers)
Tip 2 : Try to keep it under 1 page.

Interview rounds
01
Round
Medium
Online Coding Interview
Duration90 minutes
Interview date9 Jan 2019
Coding problem4

There were several sections under this round.
1. English Proficiency.
2. Mathematics
3. Aptitude (Verbal and Non Verbal)
4. DS questions (Mostly on Linked List and advance Topics)

1. DBMS Questions

Explain normalization with the help of examples,
ACID properties,
Triggers, SQL queries.
One question was -> "What is Pragma".

2. Infix to Postfix
Easy
20m average time
80% success
0/40
Asked in companies
OracleExpedia GroupMicrosoft

You are given a string 'exp' which is a valid infix expression.


Convert the given infix expression to postfix expression.


Note:
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3. Technical Questions

MCQs on Java .... Collection framework, Multi threading etc.

MCQs on swapping, thrashing, semaphores, paging, scheduling algorithms. 
Some computer network questions were also there.

4. Count Subsequences
Moderate
30m average time
60% success
0/80
Asked in companies
HCL TechnologiesHCL TechnologiesDell Technologies

You have been given an integer array/list 'ARR' of size 'N'. Your task is to return the total number of those subsequences of the array in which all the elements are equal.

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02
Round
Easy
Face to Face
Duration45 Minutes
Interview date9 Jan 2019
Coding problem1

It was during the day time.... The interviewers were very friendly and comforted us before starting.

1. Technical Questions

Different sorting algorithms and their implementation in real life.
Doubly linked list with real time examples.
Minor project
Difference between UNION and UNION ALL
Difference between UNION and JOIN
Different types of JOIN with examples.

Difference between #include "filename" and #include in C++.

03
Round
Easy
Face to Face
Duration45 Minutes
Interview date10 Jan 2019
Coding problem1
1. Technical Questions

Questions regarding java and project were asked. 
Difference between prepared statement and callable statement were asked. 
Asked to explain different methods for multithreading... (run and start method).
In depth explanation of JDBC... all 4 types of connectivity.

04
Round
Easy
HR Round
Duration20 Minutes
Interview date11 Jan 2019
Coding problem1
1. Basic HR Questions

Basic HR questions were asked and one puzzle was asked.

Do you have any serious medical issues? 

Did you ever have a conflict with your current/previous boss or professor?

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