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?
Software Senior Interview Questions
99,667 software senior interview questions shared by candidates
Onsite - 1. You have a computer with seven core cpu, you have a file and you have to read each line of the file, check if it has the word UPS in it, if so , then write it to a file, if there is no word as UPS in it, write that line to a different file. 2. An amount will be given as input. The amount will have some cents in change. So, for example $29.90. For the change, you have to start using the highest denomination and go to the lowest until the change value is completely met.
Differences between Perl and Python
Shunting Yard Algorithm
How to make class as Immutable
When was the last time you made a mistake?
You have 2 sand glass. 1 shows 7 minutes and other shows 11 minutes. You have an egg which needs to be boiled exactly for 15 minutes on a stove. How will you do it.
How to get a random number from an array of length 100, without repetition.
Delete duplicate in sorted linked list
Implement a lock-free queue/stack/... using atomic test-and-set functions.
Viewing 461 - 470 interview questions