Who were Germany's allies in World War 2?
Engineer Interview Questions
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I have a log that consists of more than 100 million lines. Each line is just a data about user login, login time, etc. I want to sort them based on user login, and then if there is a tie based on login time, etc. However, I have limited memory, so don't think of storing all of them in an array. The memory can only hold n data where n is much smaller than 100 millions. You can access the disk though although it is much slower. How will you do it so that it is as efficient as possible?
Given an array of int[] like 1,2,3 Find the next largest integer than can be made with these digits (e.g.: 2,1,3)
The coding problem in 2nd round.
You are in charge of a production line and one of the safety guarding is missing on conveyor. The production supervisor wants to start production. What would you do?
- Reverse DNS - 3-way handshake - What is NULL (SQL)
How would you code up a custom rectangle detector?
how would you design how a cellphone implements its contact list when you press a certain letter. For example, If you press M it will tell you all the names starting with M. then if you press MI it will tell you all names starting from MI and so forth....
We have a log file, can grow pretty big. Each line is a trace-log, and the first field is the RequestID. We need to scan the file, and print all the logs for requests which resulted in error .. 001 <timestamp> BEGIN 001 <timestamp> fetched from db 001 <timestamp> some processing .. 002 <timestamp> BEGIN .. 002 <timestamp> fetched from db 001 <timestamp> returned success 003 <timestamp> BEGIN 001 <timestamp> END 003 <timestamp> some work 002 <timestamp> ERROR 003 <timestamp> some other work
first round - written: 3 sql and one about what will you do to improve the fastness of an insert on a huge table second round - get the players with highest streak get the employee details who has maximum members in a team. python-return the numbers which have maximum count in a list round 3: behavioral questions and 1 question on python lists. from the 2 lists get the numbers that are common , and return the numbers in the following way. [1,2,3,3,1,1,1],[1,1,2,2,3] - return [1,1,2,3]
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