Q. Which one of the following is a D to A conversion technique?

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Q. What is the purpose of using ALE signal high?

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Q. When a binary adder is used as BCD adder, the sum is

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Q. Out of SR and JK flip flops, which is susceptible to race condition?

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Q. Which liquid crystal is used for LCD display?

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Q. If interrupt service request have been received from all of the following interrupts, then which one will be serviced last?

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Q. A Schottky diode has

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Q. Boolean algebra obeys

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Q. The figure of merit for a logic family is

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Q. A universal register

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Q. In 8085 microprocessor, what is the memory word size?

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Q. Which of the following memory is preferred in case of calculators?

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Q. Which device changes parallel data to serial data?

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Q. A 12 bit ADC is employed to convert an analog voltage of zero to 10 volts. The resolution of the ADC is

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Q. Race condition always arises in

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Q. The number of flip-flops required to build a mod-19 counter is

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Q. The number of flip-flops needed to divide the input frequency by 32 is

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Q. Given two numbers A and B in sign magnitude representation in an eight bit format A = 00011110 and B = 10011100 then A Ꚛ B gives

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Q. The 8086 arithmetic instruction work on

1. signed and unsigned numbers
2. ASCII data
3. unpacked BCD data

Select the correct answer using the codes given below :

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Q. The expression Y (A, B, C) = ∑m (1, 3, 5, 6) is to realized using a multiplexer. Then

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