Introduction to Database System The database administration function includes All of these None of these application programming computer operations management database access planning All of these None of these application programming computer operations management database access planning ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In an enterprise-class database system, business users interact directly with database applications, which directly access the database data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A ternary relationship is so called because in contains two entities and one association between them. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The index consists of both (a) and (b) pointers to the master list None of these a list of keys All of these both (a) and (b) pointers to the master list None of these a list of keys All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: determinants. candidate keys. foreign keys. composite keys. determinants. candidate keys. foreign keys. composite keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The activity of a file refers to how closely the files fits into the allocated is a low percentages of number of records added or deleted from a file if high, reduces processing efficiency for sequential and nonsequential files None of these is a measure of the percentage of existing records updated during a run refers to how closely the files fits into the allocated is a low percentages of number of records added or deleted from a file if high, reduces processing efficiency for sequential and nonsequential files None of these is a measure of the percentage of existing records updated during a run ANSWER DOWNLOAD EXAMIANS APP
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