Google phone interview

12 google phone questions

I. Introduction about Google phone interview

• Phone interview is a method which is conducted by telephone.
• A phone interview is also used when candidates reside in other countries.

II. Questions of Google phone interview

1. The third question was open-ended. The task was to design a model for a file system implemented in java. The main classes and the interactions between those classes?

2. Implement a function that calculates the fibonacci numbers?

3. You have a text file with integer numbers, one number on each line. Your task is to write a function that reads that file and sums up the numbers?

4. Describe the data structure that is used to manage memory. (stack)?

5. What are the difference between local and global variables?

6. If you have 1 million integers, how would you sort them efficiently? (modify a specific sorting algorithm to solve this)?

7. In Java, what is the difference between static, final, and const. (if you don ‘t know java they will ask something similar for C or C++)?

8. Talk about your class projects or work projects (pick something easy)… then describe how you could make them more efficient (in terms of algorithms)?

9. In Java, what is the difference between final, finally, and finalize?

10. What is multi-threaded programming? What is a deadlock?

11. Come up with an algorithm to count number pairs which add to a certain sum in a list?

12. Simulate a seven-sided die using only five-sided dice?

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This entry was posted on Wednesday, February 11th, 2009 at 1:55 am and is filed under Google interview questions, Phone interview questions. You can leave a response, or trackback from your own site.

One Response to “Google phone interview”

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