1. List and describe two ways that mobile apps could help firms with sales and marketing. Provide an example

2. A- List and briefly describe two metrics that can be used to measure usability.

B . If you are approached by an app developer to conduct usability testing of a new app for healthcare, list and briefly explain the major activities you will perform as part of the usability testing.

3. The Internet of Things (IoT) is "the name given to the computerization of everything in our lives. Already you can buy Internet-enabled thermostats, light bulbs, refrigerators, and cars." (Bruce Schneier) List and explain briefly two associated impacts IoT does have a) on individuals, and b) on businesses.

4. With respect to security and privacy of information systems, Bruce Schneier stated that "right now attack has advantage over defense for numerous reasons". List one of the reason and explain it

5. Answer the following question on big data and analytics. Clearly label your answer for each sub questions.

a- What are the three characteristics of big data? Briefly explain each.

b- List two major information technologies that enable big data analytics and explain the purpose of each?

c- List two problems with Big Data and provide suggestions to solve them.