System Analysis and Design
Advantages of Relational Database Management systems are

None of these
All of these
Security controls can be more easily implemented.
Data independence since it allows the database to grow by adding new attributes and relations.
Flexibility, of relating different logical files

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
Indexed-Sequential organization

means storing records in contiguous blocks according to a key
has records placed randomly throughout the file
uses an index for each key type
stores records sequentially but uses an index to locate records

ANSWER DOWNLOAD EXAMIANS APP