Introduction to Database System A key: identifies a column. can only be one column. identifies a row. must always be composed of two or more columns. identifies a column. can only be one column. identifies a row. must always be composed of two or more columns. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A large computer information system maintains many different computer files. Which amongst them is called a perpetual file? Log file Master file Update file Specialized file Log file Master file Update file Specialized file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One data dictionary software package is called TOTAL any of the above ACCESS None of these DB/DC dictionary TOTAL any of the above ACCESS None of these DB/DC dictionary ANSWER DOWNLOAD EXAMIANS APP
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 Relational Network Hierarchical None of these Object-Oriented Relational Network Hierarchical None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System You have run an SQL statement that asked the DBMS to display data in a table named USER_TABLES. The results include columns of data labeled "TableName," "NumberOfColumns" and "PrimaryKey." You are looking at ________ . user data metadata A report indexes user data metadata A report indexes ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Large collections of files are called databases file system fields None of these records databases file system fields None of these records ANSWER DOWNLOAD EXAMIANS APP
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