Introduction to Database System Which command(s) is(are) used to redefine a column of the table in SQL ? all of the listed here ALTER TABLE DEFINE TABLE MODIFY TABLE all of the listed here ALTER TABLE DEFINE TABLE MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A file that is organized in uniform format is formally referred to as a _____ or a database file. Structured data file Database Record Document None of these Structured data file Database Record Document None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is true of a network structure? It will be the dominant data base of the future It is a physical representation of the data It is conceptually simple It allows a many-to-many relationship It will be the dominant data base of the future It is a physical representation of the data It is conceptually simple It allows a many-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A minimum cardinality is the minimum number of entity instances that may participate in a relationship instance. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System 1:1, 1:N and N:M relationships are also known as HAS-A relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE VIEW command is used to recompile view to create a trigger to recompile a table to define a view of one or more tables or views to recompile view to create a trigger to recompile a table to define a view of one or more tables or views ANSWER DOWNLOAD EXAMIANS APP