Operating System Programming and Technical

Q. What is FtDisk?

A. It is a fault tolerance disk driver for Windows NT.

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Operating System Other Question

Q. What is an idle thread?

A. The special thread a dispatcher will execute when no ready thread is found.
Q. What is Dispatcher?

A. Dispatcher module gives control of the CPU to the process selected by the short-term scheduler; this involves: Switching context, Switching to user mode, Jumping to the proper location in the user program to restart that program, dispatch latency - time it takes for the dispatcher to stop one process and start another running.