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Microprocessor

Microprocessor
A combinational PLD with a fixed AND array and a programmable OR array is called a

 PLD
 PAL
 PROM
 PLA

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Microprocessor
Which one of the following statement is false?

 A microprocessor has an ALU
 A microprocessor has bi-directional data bus
 A microprocessor has unidirectional address bus
 A microprocessor has bi-directional address bus

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Microprocessor
After RESET 8255 will be in

 unchanged condition
 mode 0; all ports are input
 mode 0; all ports are output
 mode 2

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

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

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Microprocessor
I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

 1,3 &4
 1,2 & 4
 2,3&4
 1,2 & 3

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Microprocessor
In 8085 which addressing mode is also called inherent addressing?

Direct
Implicit
Immediate
Register

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