SQL for Database Construction A reason for using an SQL view to hide columns is: to prevent the display of sensitive data only. to simplify a result only. to accomplish both of the above. None of these to prevent the display of sensitive data only. to simplify a result only. to accomplish both of the above. None of these ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction The SQL MAKE TABLE command is used to construct tables, define columns, define column constraints and create relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction If any required (NOT NULL) columns are missing from the view, the view cannot be used for inserting new data. False True False True ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction When a foreign key column is created without a corresponding foreign key constraint, we have created a "casual relationship" between the two tables. True False True False ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction When using the SQL INSERT statement: rows cannot be copied in mass from one table to another only. rows can either be inserted into a table one at a time or in groups. rows can be modified according to criteria only. rows can be inserted into a table only one at a time only. rows cannot be copied in mass from one table to another only. rows can either be inserted into a table one at a time or in groups. rows can be modified according to criteria only. rows can be inserted into a table only one at a time only. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction What is an SQL virtual table that is constructed from other tables? A relation Just another table A view Query results A relation Just another table A view Query results ANSWER DOWNLOAD EXAMIANS APP