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Microprocessor

Microprocessor
The clock speed of 8085 is

 1MHz.
 3.2MHz.
 3.2KHz.
 1KHz.

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Microprocessor
Which of the following conditions is not allowed in an RS latch?

R is negated, S is asserted
R is negated, S is negated
R is asserted, S is asserted
R is asserted, S is negated

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Microprocessor
Total numbers of output pins in 8085 microprocessor are

 27
 30
 40
 13

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Microprocessor
In 8085 microprocessor, in response to RST 7.5 interrupts the execution is transferred to memory location

 003CH
 002CH
 0000H
 0034H

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Microprocessor
A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is

 XCHG & DAD B
 PCHL & DAD D
 XCHG & DAD H
 XTHL & DAD H

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Microprocessor
What is mean by ALU

 Arithmetic logic unsigned
 Arithmetic local unsigned
 Arithmetic logic upgrade
 Arithmetic logic unit

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