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Microprocessor

Microprocessor
A 37 bit mantissa has an accuracy of

8 decimal places
10 decimal places
6 decimal places
11 decimal places

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Microprocessor
While INX B instruction execute,

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

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

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

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Microprocessor
In a microprocessor based system the stack is always in

 RAM
 ROM
 EPROM
 microprocessor

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

 18
 16
 12
 8

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Microprocessor
Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct?

 (I), (II) & (III)
 (I) only
 (II) & (III)
 (II) only

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