Q. The expansion of nested macro calls follows

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Q. The instruction, RLA performs

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Q. The addressing mode, in which the instructions has no source and destination operands is

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Q. The address register for storing the 16-bit addresses can only be

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Q. The storage of addresses that can be directly accessed is

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Q. The registers that are not accessible by the user are

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Q. The device that generates the basic timing clock signal for the operation of the circuit using crystal oscillator is

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Q. The register that provides control and status information about serial port is

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Q. The register that provides control and status information about counters is

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Q. The receive buffer of serial data buffer is a

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Q. The transmit buffer of serial data buffer is a

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Q. The architecture of 8051 consists of

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Q. Which of the processor’s stack does not contain the top-down data structure?

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Q. The registers that contains the status information is

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Q. The register that can be used as a scratch pad is

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Q. The register that may be used as an operand register is

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Q. The extension that is essential for every assembly level program is

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Q. The advantages of assembly level programming is

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Q. The coded object modules of the program to be assembled are present in

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Q. The disadvantage of machine level programming is

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