Introduction to Database System If you want to organize a file in multiple ways, it is better to _____ the data rather than to sort it. Sort Key Index Delete None of these Update Sort Key Index Delete None of these Update ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A logical schema All of these None of these is a standard way of organizing information into accessible parts describes how data is actually stored on disk is the entire database All of these None of these is a standard way of organizing information into accessible parts describes how data is actually stored on disk is the entire database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Network database None of these Hierarchical database Distributed database Relational database Network database None of these Hierarchical database Distributed database Relational database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the rows are sometimes called "records". False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a large DBMS each user can access every sub¬schema each user can "see" only a small part of the entire database each subschema contains every field in the logical schema all of the listed here each user can access every sub¬schema each user can "see" only a small part of the entire database each subschema contains every field in the logical schema all of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the _____ command is used to recompile a view CREATE VIEW ALTER VIEW COMPILE VIEW DEFINE VIEW None of these CREATE VIEW ALTER VIEW COMPILE VIEW DEFINE VIEW None of these ANSWER DOWNLOAD EXAMIANS APP