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Microprocessor

Microprocessor
The address bus width of a microprocessor which is capable of addressing 64 Kbytes of the memory is

 20
 16
 12
 8

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

 3.
 2.
 6.
 4.

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Microprocessor
The length of bus cycle in 8086/8088 is four clock cycles, T1, T2, T3, T4 and an indeterminate number of wait state clock cycles denoted by Tw. The wait states are always inserted between

 T2 & T3
 T3 & T4
 T4 & T1
 T1 & T2

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Microprocessor
The 8085 microprocessor enters into bus idle machine cycle whenever

 INTR interrupt is recognized
 DAD RP instruction is executed
None of these
 RST 7.5 is recognized

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

Both B and C
RAM
UVEPROM
EEPROM

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Microprocessor
Which of the following is a valid integer constant?

127
127
127
125 + 3

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