Operating System
Programming and Technical
Q. What is Marshalling?
A. The process of packaging and sending interface method parameters across thread or process boundaries.
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Operating System Other Question
Q. What is cycle stealing?
A. We encounter cycle stealing in the context of Direct Memory Access (DMA). Either the DMA controller can use the data bus when the CPU does not need it, or it may force the CPU to temporarily suspend operation. The latter technique is called cycle stealing. Note that cycle stealing can be done only at specific break points in an instruction cycle.
Q. What is a daemon?
A. Daemon is a program that runs in the background without user's interaction. A daemon runs in a multitasking operating system like UNIX. A daemon is initiated and controlled by special programs known as 'processes'.