Q. The time it takes to delete a data item is called as _________

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Q. The additional space occupied by an index structure is called as _________

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Q. If the file containing the records is sequentially ordered, a ___________ is an index whose search key also defines the sequential order of the file.

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Q. State true or false: Clustering indices are also called as primary indices

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Q. If an index entry appears for every search key value in the file, it is called as ________

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Q. If an index entry appears for only some of the search key values in the file, it is called as ________

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Q. Indices with two or more levels are called as?

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Q. A search key containing more than one attribute is called a _________ search key

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Q. State true or false: B+ trees are not always balanced trees.

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Q. What are the leaf nodes in a B+ tree?

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Q. Non-leaf nodes are also called as __________

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Q. The queries used to find all records with search key values in a particular range are known as ________

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Q. Statement 1: Insertion of record might require the change in position of the initial nodes.
Statement 2: Deletion of records might require the change in position of the initial nodes.

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Q. If a relation can have more than one record containing the same search key value, the search key is said to be a __________

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Q. State true or false: The fanout of nodes can be increased by using a technique called _________

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Q. Insertion of a large number of entries at a time into an index is referred to as _______ of the index.

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Q. ___________ are the indices that store the values of some attributes along with the pointers to the record.

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Q. The term ______ is used to denote a unit of storage that can store one or more records

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Q. If K denotes the set of all the search key values, and B denotes the set of all bucket addresses, a function from K to B is called as __________

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Q. In a __________ , we obtain the address of the disk block containing a desired record directly by computing a function on the search key value of the record

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