QUESTION 3 (Security)

(a) State the two different storage areas on an Android Device. In your answer discuss how they relate to the security of the device.

(b) Android uses a technique known as Sandboxing. Draw a diagram illustrating the concept of sandboxing. Evaluate its effectiveness as a means of enhancing Android security.

(c) You are asked to develop a secure Android application. Discuss four techniques you would employ to ensure the application developed was secure.