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22,545 junior software engineer interview questions shared by candidates

Logical question : 4 people standing in row ahead of each others , they all face same direction and they cant look back , each have a hat on his head , there are 2 colors for all hats , 2 is black , 2 is white , and there is a wall between the 3rd and 4th persons , so the 1st can see the 2nd and the 3rd the 2nd can see the 3rd the 3rd cant see anybody the 4th cant see anybody : give a possible solution
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Junior Software Engineer

Interviewed at BMC Software

4★
Jan 20, 2018

Logical question : 4 people standing in row ahead of each others , they all face same direction and they cant look back , each have a hat on his head , there are 2 colors for all hats , 2 is black , 2 is white , and there is a wall between the 3rd and 4th persons , so the 1st can see the 2nd and the 3rd the 2nd can see the 3rd the 3rd cant see anybody the 4th cant see anybody : give a possible solution

How would you read a huge csv file if `pandas` throws a MemoryError? Why is re-indexing valuable in SQL, what does it to basically? What personal projects have you done, explain one in depth? (could only remember so much..... :( )
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Junior Python Developer

Interviewed at MarketDial

4.7★
May 26, 2019

How would you read a huge csv file if `pandas` throws a MemoryError? Why is re-indexing valuable in SQL, what does it to basically? What personal projects have you done, explain one in depth? (could only remember so much..... :( )

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