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Microprocessor

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

8 bits
2^16 bits
16 bits
Cannot be determined

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Microprocessor
While INX B instruction execute,

 only carry and zero flags will be affected
 no flags will be affected
 only carry flag will be affected
 all flags will be affected

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Microprocessor
The stack is nothing but a set of

 reserved RAM address space
None of these
 reserved ROM address space
 reserved I/O address space

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Microprocessor
While STC instruction executes,

 only carry and zero flags will be affected.
 no flags will be affected.
 only carry flag will be affected.
 all flags will be affected.

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Microprocessor
Identify the communication interfacing device from the following

 8155
 8257
 8255
 8251

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Microprocessor
Identify the non-maskable interrupt from the following

 RST 7.5
 RST 5.5
 RST 4.5
 RST 6.5

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