Given a set of intervals, find the maximum number of intervals that overlap at a single time point.
Intern Software Engineer Interview Questions
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Asked about Databases, Primary keys etc. which I was not very conversant with
How to find the top ten scores for a game? How to shuffle a iPod playlist so you can still use next and back? What's the difference between C++ and Java for memory management?
step 1. 1. print the degree between hour and minute in a clock. 2. do not remember properly but had some thing to do with linked lists sorts. step 2. 1. print a 2D matrix spiral. 2. how many different ways you can put n blocks on top of each other so that upper layer has less blocks than the lower one. 3. what is the difference of struct and class? default values. 4. merge two sorted linked list… how do you test it? 5. how you query existence of an unsigned integer in a large number of files with large number of integers in them 6. the rate of two people colliding at pantry place? once a day each person and for 5 min stay
How to find the total area of some overlapping cycles.
Second question was about using a hash table to store info about web history. Bloomberg seems to ask a lot about hash tables, probably due to their efficiency.
Three to four questions were on inheritance (virtual inheritance, multiple inheritance). There were a few questions on the standard library (cout, cin, cerr). What are predicates? What is polymorphism? Questions on the STL algorithms (find()).
Find intersection of two integer sets.
How would you implement a garbage collector? Explain the most popular approaches, discuss their pros and cons. Discuss the data structures you would use for the implementations and the reasons for your choices.
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