Code a REST API using a database system. How would you about scaling it? What's the first thing that is going to break when you get millions of users? How would you shark the data? All AWS services. MongoDB. Difference between PUT and POST methods. Conflicts when there are multiple requests at the same time.
Design a system for a submission API.
Explain previous job experience
DP question - divide cargoes in 2 compartments of a plane. Weights for the cargo are given - like {1,3,3,3,7}, find the min difference between the total weights in the compartment.
Have you worked with nodeJS?
What is difference between abstract and interface. What is the difference between == and equals method in java. What is hashcode. How to write good hashcode. How does hashcode relate to equals method.
How to speed up performance on multiple data analysis on sql tables.
What is your experience with Java?
1 code :-palindrome , square area using the functional interface,sort the string by the number of characters "a" from the highest number of "a"s to the lowest, singleton , using stream API string manipulation 2,API,java,multithreading ,stream API,
Have you registered and tried our product?
Viewing 5711 - 5720 interview questions