Introduction to Database System A _____ database does not use pointers or physical links, but instead finds related records by examining the contents of fields. Object-Oriented Network None of these Relational Hierarchical Object-Oriented Network None of these Relational Hierarchical ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a logical data-base structure? tree chain network relational tree chain network relational ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The modify operation is likely to be done after None of these Look-up All of these Delete Insert None of these Look-up All of these Delete Insert ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select only one copy of each set of duplicable rows SELECT DISTINCT SELECT UNIQUE SELECT DIFFERENT None of these All of these SELECT DISTINCT SELECT UNIQUE SELECT DIFFERENT None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the rows are sometimes called "records". False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A number of related records that are treated as a unit is called data field file batch data field file batch ANSWER DOWNLOAD EXAMIANS APP
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