Introduction to Database System A logical schema is a standard way of organizing information into accessible parts is the entire database All of these describes how data is actually stored on disk None of these is a standard way of organizing information into accessible parts is the entire database All of these describes how data is actually stored on disk None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Queries to a database are written in English None of these can use aggregate functions like SUM and COUNT both (a) and (b) All of these are written in English None of these can use aggregate functions like SUM and COUNT both (a) and (b) All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In order to use a record management system None of these All of these You need to understand the low-level details of how information in stored Both (a) and (b) You need to understand the model the record management system uses. None of these All of these You need to understand the low-level details of how information in stored Both (a) and (b) You need to understand the model the record management system uses. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select only one copy of each set of duplicable rows None of these SELECT DISTINCT All of these SELECT DIFFERENT SELECT UNIQUE None of these SELECT DISTINCT All of these SELECT DIFFERENT SELECT UNIQUE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in None of these a tree file a hashed file a sequential file an indexed file None of these a tree file a hashed file a sequential file an indexed file ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS