Write an API for a phonebook service where the answer time (search name by the phone number) does not depend on the size of the phonebook.
Sr Developer Interview Questions
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Given a string of words and a maxWidth, write a method that inserts new lines where appropriate to perform a word-wrap. (Wrap on word boundaries, assume " " is fine). Now, how does your implementation handle string with multiple spaces between words ... Are those extra spaces lost or preserved?
very basic RPN calculator question
How to make a global error class for Retrofit errors?
First Round - Working of Hashmap, ArrayList Linked List, Java Basic questions Second Round - Coding Exercise - implement SecurityDataServices - Objective 1 1) SecurityServiceImpl - methods a)addSecurity(Security s) b)recordTick(long secID, Tick t), c)getPrice(Security s) d) getHistoricalPrice(Security S, TimeStamp asOfNow) 2)SecurityImpl - methods 1) getSecId() 2)getListTicks() 3)getCurrentPrice() 4)recordTick() 3) Tick Impl - methods 1) getPrice(), 2) getTimeStamp() Implement all these classes in 1.5 hr, Use multithreading, I used ConcurrentHashMap and CopyonwriteArraylist use atomic operations like putifAbsent() CodeReview questions - explain the flow of written code, explain java locks, write it using lambda expression, rewrite the code using locks 3rd round - behavioural questions - why do you want to join Sapient? extra activities apart from work? any technology that you follow?
Difference between process/thread, heap/stack. What is JIT?
1st phase 1st technical interview: Problem was that given a positive integer n print all distinct ordered sets of positive integer which have sum equal n. eg:- for n=2 output: { [1, 1] } for n=3 output: { [1, 1, 1], [1, 2], [2, 1] } for n=4 output: { [1, 1, 1, 1], [1, 1, 2], [1, 2, 1], [2, 1, 1], [2, 2], [1, 3], [3, 1] }
Compare two strings, return if one can be comprised of the other by swapping 2 characters, adding a char, removing a char, or if they are identical, or cannot determine.
Write a program to detect if a String is a palidrome
They were not sure what to ask actually. I found the interviewers like school kids. Hardly 1-2 yrs experienced people.
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