Q. ___________ acts as an intermediary between the computer user and the computer hardware

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Q. Software may trigger an interrupt by executing a special operation called a

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Q. System call is also known as

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Q. General-purpose computers run most of their programs from rewritable memory, called

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Q. Main memory commonly is implemented in a semiconductor technology called

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Q. Jobs are kept initially on the disk in the

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Q. There are two types of separate mode of operation in OS, ______ mode and ________ mode

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Q. Which mode bit is used to indicate kernel mode

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Q. Which mode bit is used to indicate user mode

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Q. A buffer where the data will be read into and written from is

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Q. The number of bytes read during the last read is known as _______ bytesRead

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Q. A control card is a ________ system concept

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Q. There are two types of interproccess communication, _________ and __________

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Q. When the instructions are being executed, this state is known as

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Q. The list of processes waiting for a particular I/0 device is called a

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Q. Long term scheduler are also known as

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Q. When a process terminates then all its children must also be terminated. This phenomenon is called

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Q. The many-to-one model maps many user-level threads to one

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Q. The approach in which one thread immediately terminates the target thread is known as ___________ cancellation

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Q. The target thread periodically checks whether it should terminate, allowing it an opportunity to terminate itself in an orderly fashion is ___________ cancellation

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