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

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

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Microprocessor
In 8085 microprocessor , let the accumulator contains the value 0AH and register C contains the value 05H. After CMP C instruction is executed, the

 zero flag will be set and carry flag will be reset
 zero and carry flags will be reset
 zero flag will be reset and carry flag will be set
 zero and carry flags will be set

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Microprocessor
The interrupt facility is provided in microprocessor to

 keep a control on the working of the microprocessor
 change the sequence of the instructions being executed
 stop the microprocessor when it starts malfunctioning
 stop the microprocessor when desired

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