Oracle Application Developer Job Interview Experience and Tips

Which company have you got a job with?

Oracle

And what’s the job profile?

Application Developer

Tell us about the selection process of the company.

Oracle Campus Recruitment Process at CBIT, Hyderabad: 10th feb 2016.

1st round consisting of 4 sections- general aptitude, logical, verbal, technical(os,ds,dbms,big o notations,codd rules,ooad). Total 90 mins duration.

Interviews on 18th feb 2016, 3 technical interviews – 2 hrs each and 1hr interview-20mins.

Results on 19th feb.

Walk us through the GD and Interview process. How many rounds did you go through? What was reach round about? Do you remember some questions as well?

First technical interview

  • tell me about yourself?
  • which language are you comfortable in for coding?
  • given a large array ,program to count frequency of each number in an optimized way?
  • program for multiplication of two numbers consists of 20 digits each?
  • given almost a postfix expression,program to get the result?
  • given a excel sheet,get the column number of ABCD and column name of 6532?
  • when all the numbers of different combinations consisting of 1,2,3,4,5 are arranged in increasing order,give the rank of number 35421 ?
  • given an array of positive and negative numbers,arrange them in such a way that all positive numbers
  • at one end and negative numbers at other end(size of array is large and unknown)
  • about projects
  • all solutions should be optimized
Also Read :  Oracle Interview Experiences and Questions

Second technical interview

  • tell me about yourself
  • explain about the questions asked in first interview and your approaches
    given a number 4
    1,1,1,1
    1,1,2
    1,3
    2,2
  • all the sets of this format without repetitions(code should be a generic one)
  • given a number and string find whether palindrome or not
  • given a string,find all possible palindromes (string of length 1,2,3…..)
  • given a set of strings-strings which are unique (not repeated)should be printed in sorted order
  • repeated strings along with their frequencies
  • if any string is concatination of two strings from given set of strings
  • about projects and currently working project
  • all solutions should be optimized

Third technical interview

  • tell me about yourself
  • currently working project
  • what subjects are you good at
  • os-swapping,thrashing,semaphores,paging,scheduling algorithms
    dbms-given tables,some queries on that, normalization and its forms with examples,primary key,super key,composite primary key,joins
  • c-difference between call by value and call by reference
  • java-interface,inheritance,super keyword,final keyword,extends ,implements keywords,exceptional handling
  • data structures-queues,stacks,linked list,binary trees
  • given an array from 1-100,find the missing number
  • inserting a node in the middle of linked list
  • given a array of repeated numbers,print the numbers in such a way that numbers are printed in
  • increasing order of their frequencies and print the numbers in increasing order if frequencies are same and codes from data structures

HR Interview

  • tell me about yourself
  • family background in particular
  • 3 strengths and 3 weakness
  • about preferred location
  • some general hr questions

Throughout the interviews, your way of approach to a problem is observed.

What advice or tips would you give to others applying for a similar profile in this company?

Be thorough with basics and do coding as much as possible

And finally, what’s your name?

Vyshnavi Nandam

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