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Microprocessor

Microprocessor
The minimum number of transistors required to implement a two input AND gate is

6
2
8
4

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Microprocessor
Which components are NOT found on chip in a microprocessor but may be found on chip in a microcontroller?

 SRAM & USART
 EPROM & PORTS
 EPROM, USART & PORTS
 SRAM, EPROM & PORTS

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Microprocessor
Let the content of register C be 00000000 before the instruction DCR C is executed. The content of register C after the after the execution of this instruction will be

 00000001
 00000000
 None
 11111111

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Microprocessor
In 8086, _______ uses a mechanism known as an instruction stream queue to implement a pipeline architecture.

 Execution Unit (EU)
 Both ‘b’ and ‘c’
 None of these
 Bus Interface Unit (BIU)

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Microprocessor
In order to complement the lower nibble of accumulator one can use

 ANI 0FH
 ORI 0FH
 XRI 0FH
 CMA

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Microprocessor
The characteristics of RESET OUT signal is/are

 indicates that µp is being reset.
 the signal is synchronized to the processor clock.
 all.
 this signal can be used to reset other devices.

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