To change a file to Read-only, display the file list in Windows Explorer, right-click on the file name, and then click ________

A method int size() in a linked list class returns the number of elements stored in the list by executing the single statement return count; For this to work correctly,

A) count must be a static variable in the class, initialized to 0, incremented by each add method, and decremented by each remove method B) count must be an instance variable in the class, initialized to 0, incremented by each add method, and decremented by each remove method C) count must be a local variable in each add and remove method: the add methods must increment count, and the remove methods must decrement count. D) It is not possible for size to just return the count value: the size method must set count to 0 and then increment count once for each element in the list.

Give your definition of an Object-Oriented Database Management System (OODBMS). Discuss what you consider to be the three most important advantages of a DDBMS over a relational DBMS. Justify your selection of the three advantages.

What will be an ideal response?