Google Software Engineer Interview Questions, Process, and Tips

Q1. If your Wi-Fi router is not working then what you will do to fix it?
Ans. 
I will troubleshoot the router by checking the power supply, resetting the router, and checking the network settings.
• Check if the router is properly plugged in and receiving power

• Reset the router by turning it off and on again

• Check the network settings and make sure they are correct

• Try connecting to the router with a different device

• If all else fails, contact the internet service provider for assistance
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Q2. Full from of pdf ?
Ans. 
PDF stands for Portable Document Format.
• PDF is a file format used to present and exchange documents reliably, independent of software, hardware, or operating system.

• It was developed by Adobe Systems in 1993.

• PDF files can contain text, images, hyperlinks, interactive buttons, forms, and more.

• PDFs can be viewed and printed on any device with a PDF reader, such as Adobe Acrobat Reader or Preview on Mac.

• PDFs can also be ed...read more
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The coding questions were at Leetcode difficulty level and were derived from the Striver sheet.

Q1. BFS graph level
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Q2. Minimum flight distance . I was not shortlisted for interview.
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It's good and many more things are pending

Very good it was very good best nice very nice

God food good water and good everything good

Q1. What is name and why this name only
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Q2. Why we should select you
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Q3. My parents has given that's why
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Q1. Return triplets where sum is zero
Ans. 
Find unique triplets in an array that sum up to zero.
• Sort the array first to easily identify duplicates.

• Use two pointers technique to find the triplets.

• Skip duplicates to avoid duplicate triplets.

• Handle edge cases like all zeros or all positive/negative numbers.

• Time complexity can be improved to O(n^2) using two pointers approach.
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Q1. Rotate the matrix 90 degrees clockwise
Ans. 
Rotate an n x n 2D matrix by 90 degrees clockwise in-place without using extra space.
• Iterate through each layer of the matrix, swapping elements in groups of 4

• Use variables to store temporary values during swapping

• Reverse the rows of the matrix to rotate it 90 degrees clockwise
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