IO Organization GATE 2005 Question #6987 with Solution

GATE 2005

Computer OrganizationIO OrganizationeasyMCQ1 mark

In interrupt-driven I/O, a vectored interrupt is one where:

AThe CPU polls all I/O devices sequentially to determine the requesting deviceBThe interrupting device supplies its own interrupt vector address directly on the data busCThe interrupt service routine executes in user modeDInterrupts are handled without saving the processor status register

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