What operation is supported in constant time by the doubly linked list,
but not by the singly linked list?

A(n) ____ is a set of integrated programs capable of managing a company's vital business operations for an entire multisite, global organization.

a. TPS b. DSS c. workflow system d. ERP System

Given Graphics object graph, which of the following draws a circle with a radius of 50, at X = 20, Y = 30?

A. graph.drawCircle(50); B. graph.drawCircle(50, 50, 20, 30); C. graph.drawOval(50, 50); D. graph.drawOval(20, 30, 50, 50);