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Microprocessor

Microprocessor
MS Access is a DBMS software.

True
False

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Microprocessor
Which of the following pair of gates can form a latch?

A cross coupled NAND/OR
A pair of cross copled AND
A pair of cross coupled NAND
A pair of cross coupled OR

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Microprocessor
Bus Interface Unit (BIU) in 8086 performs the following functions:

 All the above.
 Instruction decoding.
 Arithmatic and Logic operations.
 Instruction fetch.

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Microprocessor
In an 8085 microprocessor based system, the contents of SP are 1000H, PUSH B instruction will transfer the contents of registers B & C respectively for memory locations

 0FFE H and 0FFF H
 1000 H and 0FFF H
 0FFF H and 0FFE H
 1000 H and 1001 H

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Microprocessor
If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is

A negative floating point number
Either A or B depending on the actual number
A smaller floating point number
A larger floating point number

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Microprocessor
The frequency of the driving network connected between pins 1 and 2 of 8085 microprocessor is

 four times the desired frequency
 equal to the desired frequency
None of these
 twice the desired frequency

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