4. Title: Computer System Architectures and Green Computing Compare and contrast monolithic and modular computer system architectures. List their advantages and disadvantages. Which one of these two kinds of systems is more environmentally friendly? Explain why.

1. Title: ICTs and SMEs Small and medium enterprises (SMEs) constitute 99.8% of the registered businesses in Trkiye and the European Union (EU). A small enterprise employs between 10-49 people. A medium enterprise employs 50-250 people. An SMEs total annual sales change between 2-10 million euros.

1. What are the advantages and disadvantages of SMEs from a business point of view?
2. How can SMEs keep up with the developments in the ICTs? Justify your argument.

3. Title: Future Social, Legal, and Ethical Challenges by ICTs As computers get more powerful, algorithms become more efficient, and computer networks get faster, what social, legal, and ethical challenges will humanity face in the next ten to 25 years? Define, classify (social, legal, or ethical), and justify the challenges you identified.

6. Title: Data Modelling and I Should a manager or an engineering or business professional know about data modeling and develop some data modeling skills? Why or why not? Search for and identify the three most widely used data-modeling languages. Which one would you recommend to a non-computer professional to start with? Explain why.