Q. Field which is used to identify specific record and can't be duplicated is classified as

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Q. Smallest piece of data that could be deal separately is classified as

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Q. All keys which are used to identify particular item must be

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Q. Straightforward allocation of storage space is consist of fixed length

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Q. Items in key field of record is classified as

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Q. Organized collection of records is considered as

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Q. Type of field in which reserved set of characters are not determined is classified as

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Q. Zero wastage of storage space when declaring variable length is it's

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Q. Group of related data items that can be treated together as a unit is classified as

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Q. Fields may includes

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Q. Area reserved for recording one type of data is classified as

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Q. Type of field in which record are reserved set number of characters is classified as

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Q. If number of 1's in any bit string are even, then bit string parity is called

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Q. Total sum of worked recorded by adding group of records is classified as

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Q. Type of error which occurs when data is transferred from one device to another is classified as

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Q. Bit string parity depends mainly on number of

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Q. Checking of data which is copied from one medium to another is called

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Q. If any of string has odd parity initially, it is because of data

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Q. Bit added to bit string to adjust its parity is classified as

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Q. Numbers which are not stored, it becomes

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