1. What is the difference between a semaphore and a mutex?
Desarrollador Web Java Senior Interview Questions
98,382 desarrollador web java senior interview questions shared by candidates
Video chat code challenge was not. It was to create a spiral loop over a N size matrix. It has no real-world use cases, and doesn't show nearly enough depth of your abilities. I have not once in 10years of coding, ever needed anything even close to this. I self taught myself coding and have worked for Google, CNN, etc. It was a purely computer science question. I think they are missing out on good and diverse talent because they only target CS grads.
android, binary trees
1. Right view of a binary search tree 2. Java threads questions, Build your own concurrent hash map
Format a string of numbers to display a currency - example" "1234.678" to "1,234.68"
What is the efficiency of searching in a sorted set or strings. Binary search
Do you remember esoteric graph algorithms from your college days?
I was typical SQL Interview question ,level was though .
Conference Room Scheduler - 8 conference rooms that can be reserved. make sure none are double booked.
There was an analytical round, i was surprised to have open ended questions which seems little weird and the expectations to answer these questions in a certain way. I would recommend going over questions like How many balls a sedan car can fit ? How many ice-creams are sold in US?? Then there are questions on System problems just ask them to give proper design and proper problem statements before answering or giving any answers to the panel. But really weird process.
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