Could you please help me to answer these questions! Thank you very much!

1. List the five components of a computer system. Explain how each work together in an MIS (5 Marks) 2. a)What is the purpose of a computer operating system? b) What is the purpose of computer applications software? c) Explain how the operating system and applications software works together to provide a useable computer system within an MIS. Give examples in your answer. (5 Marks) Draw a diagram showing at least five components of the internal hardware of a typical PC. Explain how each component contributes to the way data travels throughout the PC 3. (5 Marks) 4. Graphical User Interfaces are designed according to well established principles. Give five (5) of these principles and say why each is important. (5 Marks) 5. Choose seven (7) input or output devices. List each one and describe its function. (7 Marks)