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Microprocessor

Microprocessor
For a memory with a 16-bit address space, the addressability is

Cannot be determined
8 bits
2^16 bits
16 bits

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Microprocessor
In microprocessor based system I/O ports are used to interface

 the I/P device only
 all the I/O devices
 the O/P devices only
 the I/O devices and memory chips

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Microprocessor
How many machine cycles are required for execution of IN 30H instruction

 3
 5
 4
 6

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

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

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Microprocessor
Which one of the following statement is false?

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

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Microprocessor
DMA signal/signals in 8085 is/are

 HOLD.
 All.
 HLDA.
 READY.

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