Introduction to Database System A computer file can be best described as an orderly collection of data items a random collection of data items a general collection of data items None of these a single data item an orderly collection of data items a random collection of data items a general collection of data items None of these a single data item ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A subtype entity is a special case of another entity called a supertype entity. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLE is used to change a table's storage characteristics All of these to redefine a column to create a table, defining its columns, integrity constrains, and storage allocation to add a column/integrity constraint to a table to change a table's storage characteristics All of these to redefine a column to create a table, defining its columns, integrity constrains, and storage allocation to add a column/integrity constraint to a table ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The index consists of both (a) and (b) pointers to the master list a list of keys All of these None of these both (a) and (b) pointers to the master list a list of keys All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a logical data-base structure? relational tree chain network relational tree chain network ANSWER DOWNLOAD EXAMIANS APP
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