Q. A universal shift register can shift

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Q. Available multiplexer IC package can have a maximum of 8 inputs.

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Q. Which display device resembles vacuum tube?

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Q. The number of inputs and outputs of a full adder are

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Q. A VF display operates on the principle of a vacuum diode.

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Q. In a 3 input NAND gate, the number of states in which output is 1 equals

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Q. In a mod-12 counter the input clock frequency is 10 kHz. The output frequency is

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Q. What will be BCD number when the output is 0.37 V?

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Q. The first machine cycle of an instruction is always

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Q. A counter has N flip flops. The total number of states are

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Q. Out of S, R, J, K, Preset, Clear inputs to flip flops, the synchronous inputs are

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Q. Assertion (A): A demultiplexer can be used as a decoder.

Reason (R): A demultiplexer can be built by using AND gates only.

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Q. Assertion (A): The output of a NOR gate is equal to the complement of OR of input variables.

Reason (R): A XOR gate is a universal gate.

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Q. The number of bits in ASCII is

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Q. 4 bit 2's complement representation of a decimal number is 1000. The number is

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Q. In a D latch

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Q. A 4 : 1 multiplexer requires __________ data select line.

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Q. The number of unused states in a 4 bit Johnson counter is

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Q. It is desired to display the digit 7 using a seven segment display. The LEDs to be turned on are

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Q. For a MOD-12 counter, the FF has a tpd = 60 ns The NAND gate has a tpd of 25 n sec. The clock frequency is

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