Introduction to Database System A DBMS that combines a DBMS and an application generator is ________ . Microsoft's Access Oracle Corporation's Oracle IBM's DB2 Microsoft's SQL Server Microsoft's Access Oracle Corporation's Oracle IBM's DB2 Microsoft's SQL Server ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: identifies a row. can only be one column. must always be composed of two or more columns. identifies a column. identifies a row. can only be one column. must always be composed of two or more columns. identifies a column. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a logical data-base structure? relational chain network tree relational chain network tree ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file. Fields Records Database File structure Fields Records Database File structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A race condition occurs when None of the listed here Two concurrent activities interact to cause a processing error Both of the listed here two users of the DBMS are interacting with different files at the same time None of the listed here Two concurrent activities interact to cause a processing error Both of the listed here two users of the DBMS are interacting with different files at the same time ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Relations are categorized into normal forms according to the referential integrity constraints that they have. True False True False ANSWER DOWNLOAD EXAMIANS APP
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