Microprocessor
EPROMs are preferred for storing programs while developing new microprocessor based system. Because of their

 non-volatile characteristic
 random access characteristic
 erasable and programmable characteristic
 all the above characteristic

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Microprocessor
When referring to instruction words, a mnemonic is

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

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