Data Interview Questions

132,711 data interview questions shared by candidates

Suppose you have a list of strings, each of which is an English sentence. # Output a dictionary out_dict that maps a key n to the list of words that occur in n different sentences. # E.g. # Input: str_list = [ “The cat ate the fish”, “The cat saw the roses”, “The roses are red” ]
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Data Scientist

Interviewed at Amazon

3.5
Jun 3, 2021

Suppose you have a list of strings, each of which is an English sentence. # Output a dictionary out_dict that maps a key n to the list of words that occur in n different sentences. # E.g. # Input: str_list = [ “The cat ate the fish”, “The cat saw the roses”, “The roses are red” ]

Most unexpected question was along the lines of this: You are called to a director's office to trouble shoot his Unix box, when you arrive you are shown the machine by his admin who tells you it was working last night before they left for the evening. When you move the mouse it does nothing at all, no sound, no display - what do you do first?
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Data Center Tech

Interviewed at Cisco

4.1
Sep 28, 2012

Most unexpected question was along the lines of this: You are called to a director's office to trouble shoot his Unix box, when you arrive you are shown the machine by his admin who tells you it was working last night before they left for the evening. When you move the mouse it does nothing at all, no sound, no display - what do you do first?

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