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Microprocessor

Microprocessor
DMA is used between

 microprocessor and I/O
 none
 microprocessor and memory
 memory and I/O

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Microprocessor
In 8085, the pins for SID and SOD are

4 and 5 respectively
5 and 4 respectively
4 and 3 respectively
3 and 4 respectively

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Microprocessor
8085 microprocessor has how many pins

 39.
 41.
  40.
  30.

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

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Microprocessor
The relation among IC (Instruction Cycle), FC (Fetch cycle) and EC (Execute Cycle) is

 IC = FC + EC
 IC = FC + 2EC
 EC = IC + FC
 IC = FC - EC

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Microprocessor
EPROMs are preferred for storing programs while developing new microprocessor based system. Because of their

 non-volatile characteristic
 random access characteristic
 erasable and programmable characteristic
 all the above characteristic

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