Microprocessor
When any data transfer instruction, to transfer the data from memory to microprocessor, is executed the condition flags are

 affected indicating specific conditions
 always reset
 not affected
 always set

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Microprocessor
PUSH B instruction in 8085 microprocessor causes

 the contents of registers B & C to be transferred in the stack and and the registers get cleared
 the contents of register B only to be copied in the stack
 the contents of register B & C to be copied in the stack
 registers B & C to be cleared

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Microprocessor
How can we make any bit of a register “0”?

 OR that bit with “0” and remaining bits with “1”.
 AND that bit with “1” and remaining bits with “0”.
 OR that bit with “1” and remaining bits with “0”.
 AND that bit with “0” and remaining bits with “1”.

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