Introduction to Database System The only reason for the existence of relations is to store instances of functional dependencies. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The data-base environment has all of the following components except: users None of these data base separate files data-base administrator users None of these data base separate files data-base administrator ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What name is given to the collection of facts, items of information or data which are related in some way? Information provider Information tree Directory information Database Information provider Information tree Directory information Database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select data in rows and column from one or more tables? BROWSE None of these CHOOSE SELECT LIST BROWSE None of these CHOOSE SELECT LIST ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary is a special file that contains All of these None of these the names of all fields in all files the widths of all fields in all files the data types of all fields in all files All of these None of these the names of all fields in all files the widths of all fields in all files the data types of all fields in all files ANSWER DOWNLOAD EXAMIANS APP
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