Which of the Following Is True of Forward Only Cursors

Multiple Choice

Which of the following is true of forward only cursors?

A) Current values for each row are retrieved when the application accesses a row.
B) All changes of any type from any source are visible.
C) Changes made by the transaction are visible only if they occur on rows ahead of the cursor.
D) Applications may scroll backward in the record set.
E) It requires the greatest overhead of any cursor type.