Q. In 8355, the ROM is organized as __________ words of 8 bits each.

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Q. What binary number does second row represent?

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Q. Which of the following correctly declares a pointer to an array of intergers in C?

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Q. With 2's complement representation, the range of values that can be represented on the data bus of an 8 bit microprocessor is given by

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Q. In a modem digital computer, a subtractor in normally not used because

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Q. In which one of the following types of analog to digital convertors the conversion time is practically independent of the amplitude of the analog signal?

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Q. In 8085 microprocessor, which of the following is not vectored interrupt?

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Q. In a programmable counter

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Q. NAND gates can be used to produce edge triggering.

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Q. The number of comparator circuits required to build a three-bit simultaneous A/D converter is

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Q. -8 is equal to signed binary number

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Q. Assume that only x and y logic inputs are available. What is the minimum number of 2-input NAND gates required to implement x Ꚛ y?

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Q. In which function is each term known as minterm?

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Q. How many and what are the machine cycles needed for execution of MOV D, C?

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Q. The output data lines of microprocessor and memories are usually tristated because

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Q. In the NMOS inverter

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Q. A counter displays a sequence of numbers. If a reading corresponds to the hexadecimal number F52E, the next two readings are respectively

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Q. In C-language f- = 9 is equivalent to

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Q. Effective address is calculated by adding or subtracting displacement value to

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Q. Typical switching time for ECL is

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