A) Database-records-files bytes-files-bit
B) Database-file-record-ftelds -byte-bit
C) Database-record-fields-file- bytes-bit
D) Database-fields-file-record- bit-bytes
E) Database-file-record-fields-bit-bytes
Correct Answer: B
Solution :
[b] Data is organized in a data storage hierarchy of increasingly complex levels: bits, bytes, fields, records, files, and databases. Data are logically organized intoBits (characters) : a bit is the smallest unit of data representation (0 or 1); |
Byte : a unit of digital information that most commonly consists of 8 bits; |
Field : a field consists of a grouping of characters; |
Record : record consists of fields, with each field describing an attribute of the entity; |
File : a group of related records; |
Database : an integrated collection of logically related records or files |
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