(b) Computers follow the same basic logical structure and perform five basic operations for converting raw input data into information. As an IT professional, technically explain in detail how processing is done from the input device such as keyboard through the activities of the central processing unit and memory. Illustrate these processes and explain how the data outputs onto your output devices such as the screen. UN (10) (a) Discuss the concept of Cache Memory and Virtual Memory as applied to storage in a computer system. UN (5) 2 (c) As part of a survey in your company to improve on performance by enhancing the use of technology in your company, you have been assigned as the head of IT to identify possible challenges and make suggestions and recommendations. Briefly present your response to management and explain your reasons. AP (10)