Wie würden Sie die Freigabeanalytik für diesen Syntheseweg aufbauen?
Principal Data Engineer Interview Questions
10,179 principal data engineer interview questions shared by candidates
Do you want to spend several weeks waiting only to be told the job was never available to begin with?
1. Write program to read n lines from file (checking of efficient code) 2. Given list of list as input write a program to read elements from list and put data from list to a file. Interviewer kept increasing complexity 3. Given N interviewers and M candidates. Write program which can generate calendar for each interviewers. Constraint, each candidate should have 4-5 rounds with unique interviews to complete hiring process. 4. Question about boot loading (primary/secondary loading) and so on.
What three core characteristics would you strive to achieve in a team under your leadership?
They asked about past experience. bit about technical skills like java, xml, webservices, MVC architecture. Product knowledge tested.
In the 1 st round: (a) Find count of longest increasing subsequence in the given array of integers in O(n) time complexity (b) Find the list of prime numbers between 1 to n (c) Find highest salary of an employee given 3 tables: Employee ( E_ID, D_ID,E_NAME), DEPARTMENT ( D_ID and D_NAME) and SALARY ( E_ID and Salary) and highest salary of employee per department In the 2nd round: How will you design a system (using Restful Web Service and any other design algorithm) when there is a feed of events coming in for <Person> object type which queries a Server hub for a linux box. Each linux box has a specified limit on memory and CPU (not same for all) and you need to optimize each person with his/her usage and find the count of number of logins In the 3rd round: (a) Find the frequency of difference from the median for a given column in a database (b) Find the count of palindromes given a String
Why Oracle? (Seems like a rather typical question. But was really more of a "I question your sanity as to why you would ever consider working here" kind of inquiry.
Deep questions on understanding of the cloud technologies ?
Nothing tricky to catch you out, or, throw you off course. You are expected to know the capabilities and the business value of the solution(s) that you going to be working with.
What are your current goals?
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