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Microprocessor

Microprocessor
Pick out the matching pair

 SID; SIM
 HOLD; DMA
 S0;S1;wait status
 READY; RIM

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Microprocessor
Which one of the following ICs is used to interface keyboard and display?

 8253
 8259
 8251
 8279

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Microprocessor
Identify the communication interfacing device from the following

 8251
 8257
 8255
 8155

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Microprocessor
In 8086 the number of bytes which can be addressed directly is about

one million
10000
100000
1000

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Microprocessor
What is mean by ALU

 Arithmetic local unsigned
 Arithmetic logic unsigned
 Arithmetic logic unit
 Arithmetic logic upgrade

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Microprocessor
What is used to access 16-bit data in 8086?

 Data Banking.
 Pipeline architecture.
None of these
 Memory Banking.

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