Introduction to Database System Properties that describe the characteristics of entities are called: relationships. attributes. identifiers. entities. relationships. attributes. identifiers. entities. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A computer file can be best described as an orderly collection of data items a random collection of data items a general collection of data items None of these a single data item an orderly collection of data items a random collection of data items a general collection of data items None of these a single data item ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The term _____ is sometimes used to refer to a data file in which all the records have the same record format, that is, the same field names, field lengths, and data types. Flat file None of these Database Table Data structure Flat file None of these Database Table Data structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In order to use a record management system All of these Both (a) and (b) You need to understand the model the record management system uses. None of these You need to understand the low-level details of how information in stored All of these Both (a) and (b) You need to understand the model the record management system uses. None of these You need to understand the low-level details of how information in stored ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? R:base DB2 dBase-II IDMS R:base DB2 dBase-II IDMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the columns are sometimes called "attributes". False True False True ANSWER DOWNLOAD EXAMIANS APP
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