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Microprocessor

Microprocessor
A combinational PLD with a programmable AND array and a fixed OR array is called a

 PLD
 PAL
 PLA
 PROM

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

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

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Microprocessor
Which of the following instruction will never affect the zero flag?

 XRA R
 ORA R
 DCX Rp
 DCR R

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Microprocessor
Which of the following is not treated as hexadecimal constant by assembler in 8085?

6 AFH
234
64 H
45 H

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

Implicit
Register
Immediate
Direct

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Microprocessor
XCHG instruction exchanges the content of H-L with ______ register pair.

 B-C
 Stack Pointer
 PSW
 D-E

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