Microprocessor
When referring to instruction words, a mnemonic is

 a short abbreviation for the data word stored at the operand address.
 a short abbreviation for the operand address.
 a short abbreviation for the operation to be performed.
 shorthand for machine language.

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Microprocessor
A microprocessor is ALU

 and memory on a single chip.
 register unit and I/O device on a single chip.
 register unit and control unit on a single chip.
 and control unit on a single chip.

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Microprocessor
How can we make any bit of a register “1”?

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

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Microprocessor
A high on RESET OUT signifies that

 all the registers and counters are being reset and this signal can be used to reset external support chip
 all the registers of the CPU are being reset
 processing can begin when this signal goes high
 all the registers and counters are being reset

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