Microprocessor
Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct?

 (II) only
 (I), (II) & (III)
 (II) & (III)
 (I) only

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Microprocessor
When referring to instruction words, a mnemonic is

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

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Microprocessor
DS directive in 8085

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

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