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Microprocessor

Microprocessor
The 8085 microprocessor uses a crystal of frequency 6.25 Mhz. The T-state value is

 960ns
 640ns
 320ns
 1280ns

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Microprocessor
Output of the assembler in machine codes is referred to as

 Object program
 Symbolic addressing
 Macroinstruction
 Source program

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Microprocessor
DMA signal/signals in 8085 is/are

 All.
 HOLD.
 READY.
 HLDA.

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Microprocessor
Register pair used to indicate memory

 W and Z
 D and E
 H and L
 B and C

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

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Microprocessor
A microprocessor without the interrupt facility

 cannot be interfaced with any I/O devices
 is not useful for process control system
 cannot be used for DMA operation
 is best suited for process control system

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