Introduction to Database System The primary key is selected from the: candidate keys. determinants. foreign keys. composite keys. candidate keys. determinants. foreign keys. composite keys. 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 → A → (B,C). (B,C) → A → A → A → (B,C). (B,C) → A → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A race condition occurs when Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time Both of the listed here None of the listed here Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time Both of the listed here None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove a table from the database in SQL? UNATTACH TABLE DROP TABLE DELETE TABLE ERASE TABLE UNATTACH TABLE DROP TABLE DELETE TABLE ERASE TABLE 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) None of these Data Management System (DMS) Data Base Management System (DBMS) All of these Data Base Processing System (DBPS) None of these Data Management System (DMS) Data Base Management System (DBMS) All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Table is synonymous with the term: column. field. record. relation. column. field. record. relation. ANSWER DOWNLOAD EXAMIANS APP
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