Introduction to Database System An identifier typically uses more than one attribute. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A command that lets you change one or more fields in a record is None of these Insert Look-up Modify All of these None of these Insert Look-up Modify All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is in 5NF when multivalued dependencies are isolated in their own relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a large DBMS each subschema contains every field in the logical schema each user can "see" only a small part of the entire database all of the listed here each user can access every sub¬schema each subschema contains every field in the logical schema each user can "see" only a small part of the entire database all of the listed here each user can access every sub¬schema ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a piece of data is stored in two places in the database, then both (a) and (b) storage space is wasted it can be more easily accessed changing the data is one spot will cause data inconsistency None of these both (a) and (b) storage space is wasted it can be more easily accessed changing the data is one spot will cause data inconsistency None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relational schema, each tuple is divided into fields called Queries Domains All of the listed here Relations Queries Domains All of the listed here Relations ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS