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PayPal Interview Experience | Set 7 (On-Campus)

  • Difficulty Level : Medium
  • Last Updated : 28 Jun, 2021

1) Dangling pointer
2) Singleton class implementation
3) DBMS – Different types of joins
4) Example programs for polymorphism
5) Explain Binary Tree and Binary search tree
6) Program for Binary search
7) Program to implement stack using classes in C ++
8) Virtual functions
9) Virtual destructor
10) What happens when you create an object using a base class pointer
11) Why java uses interfaces
12) Diamond structure problem
13) Explain deadlock
14) Difference between array and linked list. Adv of array
(Accessing k-th element is easier in array than LL)
15) Difference between pre and post increment (there’s some difference in how they are accessed in memory)

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