Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? SELECT ALL FROM BOOK SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK All of these None of these SELECT ALL FROM BOOK SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation None of the listed here sorts a file using a single key sorts file using two keys establishes an index for a file None of the listed here sorts a file using a single key sorts file using two keys establishes an index for a file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Table is synonymous with the term: relation. field. record. column. relation. field. record. column. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to something that can be identified in the user's work environment, something that the users want to track? Identifier Attribute Entity Relationship Identifier Attribute Entity Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that: A → (B,C) → A → A → (B,C). A → (B,C) → A → A → (B,C). ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A set of programs that handle a firm's data base responsibilities is called a Data Base Processing System (DBPS) Data Management System (DMS) None of these Data Base Management System (DBMS) All of these Data Base Processing System (DBPS) Data Management System (DMS) None of these Data Base Management System (DBMS) All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS