Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Helping people keep track of things is the purpose of a(n) ________ . database table instance relationship database table instance relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Any table that meets the definition of a relation is said to be in first normal form. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In an Enterprise-class database system, business users interact directly with database applications that interact with the DBMS, which directly accesses the database data. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A good query system None of these both (a) and (b) can accept English language commands can be accessed only by data processing professionals allows non-programmers to access information stored in a database None of these both (a) and (b) can accept English language commands 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 The highest level in the hierarchy of data organization is called data file data record data bank database data file data record data bank database ANSWER DOWNLOAD EXAMIANS APP
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