How do you sort a collection in descending order?
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Is data structure a data type?
Why sorting is used?
What is hashing with example?
How null key is handled in hashmap?
Does linked list allow duplicates?
What is the difference between a hashmap and hashtable?
What is mean by abstract data type?
Explain the Complete structure of hashmap along with the basic coding of the hashmap internal implementation.
List the abstract operations in the set?
How do you sort a map by key?
What are the advantages of data structure?
Explain the common uses of tree database.