What is dangling pointer and how to avoid it?
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Which is the simplest file structure? (a) Sequential (b) Indexed (c) Random (a) Sequential
What is a threaded binary tree? Explain its operation with example?
Define primary data structures?
Explain the applications of stack?
What is the difference between array and stack?
What is the difference between collection and collections?
How do you represent a linked list?
What is difference between hashset and treeset?
Which is the parent class of abstractqueue class?
Is array part of collection framework?
Define a right-skewed binary tree?
Which type of sorting is best?