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Microprocessor

Microprocessor
During OPCODE fetch the state of S0 and S1 is

 01
 11
 10
 00

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

6
2
4
8

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Microprocessor
A bus connected between the CPU and main memory that permits transfer of information between main memory and the CPU is known as

 Memory bus
 Control bus
 DMA bus
 Address bus

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Microprocessor
When the write enable input is not asserted, the gated D latch _________ its output.

Can not change
Complements
Sets
Clears

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Microprocessor
PSW stands for

 accumulator contents
 accumulator and flag register contents
 flag byte
 none

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

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

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