You can improve the efficiency of a program by leaving a loop as soon as a match is found in the array.

Which type of database would be best to handle unstructured data?

a. relational database b. object-oriented database c. multidimensional database d. all of the above

Write a program that stores names and dates of birth in a database. Extend the program so that it stores the format of the data in the database; in other words, create a system catalog. Provide an interface that makes this system catalog accessible to external users.

What will be an ideal response?