Microprocessor
A microprocessor is ALU

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

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Microprocessor
DS directive in 8085

Forces the assembler to reserve a specified number of bytes in the memory
None of these
Forces the assembler to reserve one byte of memory
Forces the assembler to reserve a specified number of consecutive bytes in the memory

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