Medium level of difficulty in interview.
Principal Data Engineer Interview Questions
10,189 principal data engineer interview questions shared by candidates
Questions are based upon past experience scenarios. As in, tell me about a time when you disagreed with management and how you went about dealing with the disagreement.
Problem: You are given a number n. Find the decimal value of the number formed by the concatenation of the binaryrepresentation of the first n positive integers. Print the answer 10^9 + 7. Output format: Print the answer modulo 10^9 + 7 Constraint: 1 <= n <= 10^9 Sample input: 3 Sample Output: 27 The binary representation of 1: 1 The binary representation of 2: 10 The binary representation of 3: 11 Concatenated string: 11011 -> Decimal representation is 27.
Give me a high level design for virtual remote desktop.
Typical questions about interest in the role and background.
Draw the Current Voltage curve for a Zener Diode?
What i wrote above - will you accept a senior position while interviewing for a principal position!
Tell me about a time where you had to address a difficult situation?
Asked me about how I would approach consolidation of an architecture that spans too many languages and technologies. Various other things.
what do you know about payment services?
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