Microprocessor
A mask programmed ROM is

 erasable and programmable
 erasable electrically
 programmed by the user
 programmed at the time of fabrication

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

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Microprocessor
Program counter in a digital computer

 Counts the number of times the loops are executed.
 Points the memory address of the next instruction to be fetched.
 Counts the numbers of programs run in the machine.
 Counts the number of times a subroutine is called.

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