Which One Of The Following Is True With Regard To A Cpu Having #172

Which one of the following is true with regard to a CPU having a single interrupt request line and single interrupt grant line?<br /> i) Neither vectored nor multiple interrupting devices is possible.<br /> ii) Vectored interrupts is not possible but multiple interrupting devices is possible.<br /> iii) Vectored interrupts is possible and multiple interrupting devices is not possible.<br /> iv) Both vectored and multiple interrupting devices are possible.

This multiple choice question (MCQ) is related to the book/course gs gs103 Computer Logical Organisation. It can also be found in gs gs103 Input/Output Organisation - Interrupts - Quiz No.3.