Base classes are sometimes called super classes, and derived classes are sometimes called ____________.

Word processing software is used to:

A) format documents B) edit documents C) create documents D) all of the above

Assume that, in addition to the operations read(x) and write(x), a database has the operation increment(x,C), which (atomically) increments the value stored in record x by the constant C, which might be positive or negative. Design a conflict table for these operations for use in an immediate-update pessimistic concurrency control.

What will be an ideal response?