Question: Anyone please help me answer this question?? This is Practical Approach Of Operating Systems Subject QUESTION 4 User process User space User program Rest of

Anyone please help me answer this question?? This is Practical Approach

Anyone please help me answer this question?? This is Practical Approach Of Operating Systems Subject

QUESTION 4 User process User space User program Rest of the operating system Kernel space Printer driver Camcorder driver CD-ROM driver Hardware Printer controller Camcorder controller CD-ROM controller Devices Figure 2: Device Management Figure 2 shows the overview of device management with user and kernel operation modes. Answer the following based on the above figure: a) What is device driver? (2 marks) b) Explain how both device driver and device controller work. (3 marks) c) Describe both type of operation (user mode and kernel mode) in the operating system. (3 marks) d) What is the main function of device manager? (2 marks)

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