Data Structures and Algorithms-I MCQs

Page No. 34

What is the advantage of using a doubly linked list for chaining over singly linked list?


ait takes less memory

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bit is easy to implement

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cit makes the process of insertion and deletion faster

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dit causes less collisions

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Hashing can be used to encrypt and decrypt digital signatures.


atrue

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bFalse

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cNone of the given options

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deither true either false

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View Answer true

What is the time complexity of delete function in the hash table using a doubly linked list?


aO(1)

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bO(n)

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cO(log n)

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dO(n log n)

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View Answer O(1)

What is the time complexity of search function in a hash table using a doubly linked list?


aO(1)

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bO(n)

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cO(log n)

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dO(n log n)

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View Answer O(1)

What is the time complexity of insert function in a hash table using a doubly linked list?


aO(1)

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bO(n)

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cO(log n)

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dO(n log n)

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View Answer O(1)

What is the use of a hash function?


ato calculate and return the index of corresponding data

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bto store data

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cto erase data

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dto change data

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What is the advantage of a hash table as a data structure?


afaster access of data

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beasy to implement

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cvery efficient for less number of entries

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dexhibit good locality of reference

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View Answer faster access of data

Which of the following is used in hash tables to determine the index of any input record?


ahash function

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bhash linked list

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chash tree

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dhash chaining

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View Answer hash function

In open addressing the hash table can never become full.


aTrue

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bFalse

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cNone of the given options

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deither true either false

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View Answer False

Separate chaining is easier to implement as compared to open addressing.


atrue

✓


bfalse

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cNone of the given options

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deither true either false

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View Answer true

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