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Microprocessor

Microprocessor
A microprocessor with a 12-bit address bus will be able to access

 8 K bytes
 10 K bytes
 1 K bytes
 4 K bytes

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Microprocessor
The number of hardware interrupts present in 8085 microprocessor are

 5
 10
 8
 16

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Microprocessor
Which one of the following statement is false?

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

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Microprocessor
Maximum number of I/O that can be addressed by the INTEL 8085 is

 256
 65536
 512
 285

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Microprocessor
The execution of RST n instruction causes the stack pointer to

 remain unaffected
 increment by two
 decrement by two
None of these

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Microprocessor
Identify the non-programmable interfacing device from the following

 8295.
 8255.
 8257.
 8212.

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