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Microprocessor

Microprocessor
What is the size (in bytes) of Prefetch queue in 8086?

 4.
 6.
 3.
 2.

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Microprocessor
While INX B instruction execute,

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

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Microprocessor
A real number consists of

Integer part, fraction part along with positive or negative sign
None of these
Integer part and fraction part
Integer part

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Microprocessor
Which memory has read operation, byte erase, byte write and chip erase?

RAM
UVEPROM
EEPROM
Both B and C

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Microprocessor
In 8085 microprocessor which one of the following statement is wrong

 serial I/O is not possible
 serial I/O is possible through SIM and RIM instruction
 there is a pin available for serial input
 there is a pin available for serial output

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Microprocessor
In 8085 name/names of the 16 bit registers is/are

 stack pointer.
 none of these.
 both A and B.
 program counter.

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