Microprocessor
FPGA means

 Forward Parallel Gate Array
 Field Parallel Gate Array
 Field Programmable Gate Array
 Forward Programmable Gate Array

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Microprocessor
The output data lines of microprocessor and memories are usually tristated because

 It increases the speed of data transfer over the data bus
 More than one device can transmit over the data bus at the same time
 The data line can be multiplexed for both input and output
 More than one device can transmit information over the data bus by enabling only one device at a time

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Microprocessor
Which of the following is not true during the execution of an interrupt service routine, which does not contain any EI instructions

 the microprocessor cannot be interrupted by any interrupt
 the microprocessor can be interrupted by a non-mask able interrupt
 the microprocessor cannot be interrupted by any mask able interrupt
 all interrupts except non-maskable interrupt are disabled

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