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Microprocessor

Microprocessor
The number of output pins in 8085 microprocessors are

 21.
 19.
 40.
 27.

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

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Microprocessor
IC 7485 cannot be cascadeD.

True
False

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Microprocessor
The maximum number of seven segment displays that can be connected to 8279 is

 8
 18
 12
 16

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Microprocessor
In 8085 which addressing mode is also called inherent addressing?

Immediate
Register
Direct
Implicit

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Microprocessor
A mask programmed ROM is

 programmed at the time of fabrication
 erasable and programmable
 erasable electrically
 programmed by the user

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