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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....
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Amazon Software Developer Intern

Interviewed at Amazon

3.5★
Apr 1, 2011

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
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Software Developer

Interviewed at Booking.com

4.1★
Mar 30, 2017

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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Data Engineer

Interviewed at Amazon

3.5★
Apr 8, 2021

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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