Enterprise application integration (EAI) refers to the activity of altering existing businessprocesses and designing new ones to take advantage of new information systems

Projects 1 and 2 have similar outlays, although the patterns of future cash flows are different. The cash flows as well as the NPV and IRR for the two projects are shown below. For both projects, the required rate of return is 10 percent.

Cash Flows Year 0 1 2 3 4 NPV IRR (%) Project 1 ?50 20 20 20 20 13.40 21.86 Project 2 ?50 0 0 0 100 18.30 18.92 The two projects are mutually exclusive. What is the appropriate investment decision? a. Invest in both projects. b. Invest in Project 1 because it has the higher IRR. c. Invest in Project 2 because it has the higher NPV.

A carrier wave is modulated with 4 amplitudes and 4 phase changes; how many

bits can be represented with each signal change? A. 1 B. 2 C. 3 D. 4