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Why do you think a pseudo header was defined in TCP and UDP?
Develop the logic for a routine which can be called by a task in a non-preemptive system to hand over control to the scheduler. The handover should occur if there are no events to process and/or if the task has determined that it has consumed enough CPU time.
Draw an architectural diagram of a driver implementing a device-dependent layer and a device-independent layer. Outline the functions of each layer.
Outline all the protocols required for a TCP/IP end node implementation, and show the interaction between them via a diagram.
Provide an example of a callback function and the sequence of operations for its invocation. Also, detail the functionality of the callback function.
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