Introduction to Database System 1:1, 1:N and N:M relationships are also known as HAS-A relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not an advantage of the data-base approach? program/data independence ability to associate related data All of these elimination of the data redundancy increased security program/data independence ability to associate related data All of these elimination of the data redundancy increased security ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An operation that will increase the length of a list is Modify All of the listed here Look-up Insert Modify All of the listed here Look-up Insert ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following can many entity instances of one type be related to many entity instances of another type? One-to-One Relationship Composite Relationship One-to-Many Relationship Many-to-Many Relationship One-to-One Relationship Composite Relationship One-to-Many Relationship Many-to-Many Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A good query system both (a) and (b) can accept English language commands None of these can be accessed only by data processing professionals allows non-programmers to access information stored in a database both (a) and (b) can accept English language commands None of these can be accessed only by data processing professionals allows non-programmers to access information stored in a database 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? dBase-II R:base DB2 IDMS dBase-II R:base DB2 IDMS ANSWER DOWNLOAD EXAMIANS APP
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