Q. The gate that is used to alter the privilege levels is

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Q. The gate that is used to specify a corresponding service routine is

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Q. The gate that is used to switch from one task to another is

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Q. The gate that uses word count field is

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Q. The memory that maintains the most frequently required data for execution, in a high speed memory is called

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Q. The selector field consists of

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Q. If table indicator, TI=0, then the descriptor table selected is

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Q. The instruction that is executed at privilege level zero (0) is

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Q. The instruction that loads a selector which refers to a local descriptor table, containing the base address and limit for LDT is

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Q. The descriptor that is used to store task gates, interrupt gates and trap gates is

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Q. The number of interrupt descriptors that the interrupt descriptor table (IDT) handles is

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Q. The number of bytes required for an interrupt in an IDT is

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Q. By using privilege mechanism the protection from unauthorized accesses is done to

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Q. The task privilege level at the instant of execution is called

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Q. Once the CPL is selected, it can be changed by

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Q. The data segments defined in GDT (global descriptor table) and the LDT (local descriptor table) can be accessed by a task with

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Q. A task with privilege level 0, doesn’t refer to all the lower level privilege descriptors in

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Q. The selector RPL that uses a less trusted privilege than the current privilege level for further use is known as

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Q. The effective privilege level is

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Q. The task requesting an access to a descriptor is allowed to access after checking the

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