Google Software Developer Interview Questions and Answers for Experienced

Q1. Tell about ur strength? Tell about long term goal?
Ans. 
My strength lies in my problem-solving skills and ability to work well in a team. My long term goal is to become a lead developer and contribute to innovative projects.
• Strong problem-solving skills

• Effective team player

• Long term goal of becoming a lead developer

• Contribute to innovative projects
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Q2. My knowledge is my power Smart work Communication skills My long term goal I want become a software developer
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My strength can be the or
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Q3. Tell about ur self introduction?
Ans. 
I'm a passionate software developer with a strong background in full-stack development and a love for problem-solving.
• Over 5 years of experience in software development, specializing in JavaScript and Python.

• Worked on a project that improved application performance by 30% through code optimization.

• Collaborated with cross-functional teams to deliver high-quality software solutions on time.

• Enjoy contributing to open-sour...read more
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Q4. I am G.bhoomika I have studying in audisankara institute of technology. I have completed my intermediate in Narayana junior college.i have ssc in nice English medium school.i am from VarAdaiahpalem I am ve...read more
Ans. 
I have got 80 percentage
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Q5. Explain types of inheritances?
Ans. 
Types of inheritances include single, multiple, multilevel, hierarchical, hybrid, and multipath.
• Single inheritance: a class inherits from only one base class.

• Multiple inheritance: a class inherits from more than one base class.

• Multilevel inheritance: a class inherits from a class which in turn inherits from another class.

• Hierarchical inheritance: multiple classes inherit from a single base class.

• Hybrid inheritance: com...read more
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Q6. There single inheritance Multiple inheritance Multilevel inheritance Hierarichical inheritance
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Q7. Tell me about ur favourite heroine?
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Q8. Keerthisuresh is my favourite heroine
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Q9. What is your favourite colour?
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Q10. My favourite colour is actually black and white
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Q11. What type program language do you know?
Ans. 
I am proficient in programming languages such as Java, Python, C++, and JavaScript.
• Java

• Python

• C++

• JavaScript
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Q12. I know actually python, basics of dbms?
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Q13. Write program for break program?
Ans. 
A program that breaks another program into smaller parts or components.
• Use functions or modules to break down the main program into smaller, more manageable parts

• Consider using object-oriented programming principles to encapsulate related functionality

• Utilize comments and documentation to explain the purpose and functionality of each part
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Q14. For i in pythonlife: If i=='l': Break Print(I)
Ans. 
The code will iterate over the characters in 'pythonlife' and print each character until it reaches 'l', then it will stop.
• The code uses a for loop to iterate over each character in the string 'pythonlife'.

• When the character 'l' is encountered, the loop will break and stop iterating.

• The loop will print each character until 'l' is reached, so the output will be 'python'.
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Q15. Write program for for loop?
Ans. 
A for loop is used to iterate over a sequence of elements for a specified number of times.
• Initialize a counter variable before the loop

• Set the condition for the loop to continue based on the counter variable

• Update the counter variable after each iteration

• Example: for(int i = 0; i < 5; i++) { // code block }
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Q16. For i in range (0,9): Print(i)
Ans. 
The code will print numbers from 0 to 8 in separate lines.
• The 'range' function generates a sequence of numbers from 0 to 8 (9 is exclusive).

• The 'for' loop iterates through each number in the sequence and prints it.
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Q17. There is shivaa temple in my village
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Q18. How much salary expectations?
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Q19. I am expecting actually 3000
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Q20. Why want to hire you ?
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Q21. I can develop this is I can have a good communication skills I prove my knowledge I can do team work in this company
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Q22. What is your happy moment in 3r year?
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Q23. My birthday makes me very happy moment.
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Q24. Who is your favourite teacher?
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Q25. My favourite teacher is prasanna sir
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Q26. Which subject do you like in school?
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Q27. My favourite subject is physics
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Q28. What is ur goal?
Ans. 
My goal is to continuously improve my technical skills, contribute to innovative projects, and advance in my career as a software developer.
• Continuous learning and improvement in technical skills

• Contributing to innovative projects

• Advancing in my career as a software developer
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Q29. My goal is I want to become a software developer
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Q30. Who many languages do you know?
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Q31. I know actually english, telugu
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Q32. Do you know about this company?
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Q33. I don't know this company
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Q34. What is hobbies?
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Q35. My hobbies are listening musics, sketching
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Q36. Why expecting that salary?
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Q37. Because I can do my work I know my self
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Q38. How can do team work?
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Q39. I can do team work in this company actually I friendly nature I can communicate with himself
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Q40. What is your good habit?
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Q41. I can self motivation my self
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Q42. What can give to company?
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Q43. I can give this company I develop this company I prove my knowledge and skills
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Q44. How can be with manger?
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Q45. I can be manger I check all people and what they doing work actually I can move friendly nature
Ans. 
I can be the company team member I do well work.i do smart work.i faces Any problem in the company
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Q46. Which places do you like?
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Q47. What many do you completed finally year?
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Q48. I have completed four years
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Q49. Which year do you completed finally year?
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Q50. I have completed 2024
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Q51. What is your name
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Q52. Gurasala Bhoomika
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Q53. Which company do you like ?
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Q54. I like any company
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Q55. Why choose this company?
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Q56. I am interested in this company
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Q57. What is many role in this company?
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Q58. I want get job it is many role for me
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Q59. Who can support you for anything?
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Q60. My teachers,and my brother
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Q61. What do you for frist salary?
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Q62. I enjoy some amount I give to my parents
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Q63. What choose Hyderabad?
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Q64. Because of I like that location
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Q65. What is main goal?
Ans. 
The main goal of a Software Developer is to design, develop, and maintain software applications to meet the needs of users.
• Designing software applications based on user requirements

• Developing code to implement the design

• Testing and debugging software to ensure functionality

• Maintaining and updating software as needed

• Collaborating with team members to achieve project goals
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Q66. I want become software developer in this company
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Q67. Do have expectations on this company?
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Q68. Yes I have expectations on this company because I am interested
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Q69. Do you have good communications?
Ans. 
I possess strong communication skills, enabling effective collaboration and clear expression of ideas in software development.
• I actively listen to team members to understand their perspectives and ideas.

• I regularly participate in code reviews, providing constructive feedback and suggestions.

• I have experience presenting technical concepts to non-technical stakeholders, ensuring clarity and understanding.

• I utilize tools ...read more
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Q70. Yes I have communication skills
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Q71. You can join immediate to this company?
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Q72. Yes I can join
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Q1. Return the 4th largest data, can be solved using heap data structure
Ans. 
Use a heap data structure to find the 4th largest data in an array.
• Create a max heap from the array

• Pop the top element from the heap 3 times to get the 4th largest element

• Return the 4th largest element
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The coding assessment focuses purely on core technology concepts.

Simple question were asked that are easily available on geek for geeks

Q1. Why I want to join
Ans. 
I want to join to contribute my skills, grow professionally, and be part of a team that values innovation and collaboration.
• I admire the company's commitment to cutting-edge technology, like your recent project on AI-driven solutions.

• I am excited about the opportunity to work with a talented team that fosters collaboration and knowledge sharing.

• The company's focus on professional development aligns with my career goals...read more
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Q2. How I will reallocate
Ans. 
I will reallocate resources based on project priorities and team needs.
• Prioritize tasks based on project deadlines and importance

• Communicate with team members to understand their workload and availability

• Adjust resources as needed to ensure project success

• Example: If a critical project is falling behind schedule, I may reallocate resources from less urgent projects to meet the deadline
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Q1. Design how to deploy chrome update
Ans. 
A structured approach to deploying Chrome updates across multiple systems efficiently.
• Use Group Policy for Windows environments to manage Chrome updates centrally.

• Implement a scheduled task to check for updates regularly.

• Utilize the Google Update service to automate the update process.

• Test updates in a controlled environment before wide deployment.

• Monitor update success and failure rates using logging and reporting too...read more
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Q2. Distrubuted sorting
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Round duration - 60 minutes
Round difficulty - Medium

This round was held on Hackerearth from 2:00 PM to 3:00 PM
This round had 2 questions of easy/medium difficulty. Both were based on concepts of DP.
The use of offline IDE was prohibited so we were supposed to code it on Hackerearth IDE itself.

Q1. 
Min Steps to One Using Dynamic Programming
Given a positive integer N, your task is to determine the minimum number of steps required to reduce N to 1.
Allowed Operations:
1) Subtract 1 from it: n = n -...read more
Ans. 
Find the minimum number of steps to reduce a positive integer to 1 using given operations.
• Use dynamic programming to store the minimum steps for each number from 1 to N.

• Iterate through each number from 1 to N and calculate the minimum steps based on the given operations.

• Consider the cases where you can either subtract 1, divide by 2, or divide by 3 to find the minimum steps.

• Return the minimum steps needed to reduce the...read more
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Q2. 
Longest Palindromic Substring Problem Statement
You are provided with a string STR of length N. The goal is to identify the longest palindromic substring within this string. In cases where multiple palind...read more
Ans. 
Identify the longest palindromic substring in a given string.
• Iterate through the string and expand around each character to find palindromes

• Keep track of the longest palindrome found

• Return the longest palindrome with the smallest start index
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Round duration - 45 minutes
Round difficulty - Medium

The round was held on Google Meet and I was given 2 coding problems for which first I had to explain my approach and then I had to write code in Shared Google Docs and dry run on sample test cases and discuss Time and Space Complexity.
There were 2 interviewers and both were very friendly and helpful and tried to bring us to our comfort level first.

Q1. 
Boyer Moore Algorithm for Pattern Searching
You are given a string text and a string pattern. Your task is to find all occurrences of pattern in the string text and return an array of indexes of all those...read more
Ans. 
Implement Boyer Moore Algorithm to find all occurrences of a pattern in a text string.
• Implement Boyer Moore Algorithm for efficient pattern searching.

• Iterate through the text string and compare the pattern with each substring of the text.

• Return an array of indexes where the pattern is found in the text.

• If pattern not found, return an array containing -1.
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Q2. 
Median in a Stream Problem Statement
Your task is to determine the median of integers as they are read from a data stream. The median is the middle value in the ordered list of numbers. If the list length...read more
Ans. 
Find median of integers in a data stream as they are read. Return medians after each new element.
• Use a min heap to store the larger half of the numbers and a max heap to store the smaller half.

• Keep the sizes of the two heaps balanced to efficiently find the median.

• If the total number of elements is odd, the median is the top element of the max heap.

• If the total number of elements is even, the median is the average of t...read more
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Round duration - 90 minutes
Round difficulty - Hard

This round was also virtual. It has some difficult questions when compared to the previous rounds.
This was also held on Google Meet with shared docs for writing code.
There were 2 interviewers and both were helpful.

Q1. 
Shortest Alternate Colored Path Problem
Given a directed graph consisting of 'N' nodes labeled from '0' to 'N-1'. Each edge in the graph is colored either 'red' or 'blue'. The graph may include self-edges...read more
Ans. 
The task is to compute the shortest path from node '0' to each node in a directed graph with alternating colored edges.
• Create a graph using the given red and blue edges.

• Use Breadth First Search (BFS) to find the shortest path from node '0' to each node with alternating colored edges.

• If no such path exists, set the answer to -1.

• Return the array of shortest path lengths for each node.
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Q2. 
Spell Checker Problem Statement
You are provided with a list of strings, DICTIONARY[], representing the correct spellings of words, and a query string QUERY that may contain misspelled words. Your task is...read more
Ans. 
Implement a spell checker function that suggests correct spellings from a dictionary for a given query string.
• Iterate through the dictionary to check for matching prefixes with the query string.

• Return a list of suggestions if the query string is misspelled, otherwise return an empty list.

• Ensure all strings are in lowercase and within the specified constraints.

• Handle multiple test cases as per the input format.

• Example: ...read more
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Q3. 
The Skyline Problem
Compute the skyline of given rectangular buildings in a 2D city, eliminating hidden lines and forming the outer contour of the silhouette when viewed from a distance. Each building is ...read more
Ans. 
Compute the skyline of given rectangular buildings in a 2D city, eliminating hidden lines and forming the outer contour of the silhouette.
• Iterate through the buildings and create a list of critical points (x, y) where the height changes.

• Sort the critical points based on x-coordinate and process them to form the skyline.

• Merge consecutive horizontal segments of equal height into one to ensure no duplicates in the output.
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