Q. A 555 timer can be used as

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Q. Which of the following statements defines a full adder?

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Q. The 8085 microprocessor is interrupted while executing MOV instruction at location 0210 H. What is the location at which contents of register E are stored.

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Q. The amplifier used in bootstrap voltage sweep should have a gain of

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Q. +12 V supply is given to plates a, d, g, and 0 V to other plates and grid of a VF display. The plates which will glow are

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Q. An interrupt in which the external device supplies its address as well as the interrupt is known as

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Q. What is the decimal equivalent of the binary number shown in fourth row?

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Q. The inputs to logic gate are 0. The output is 1. The gate is

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Q. In a JK master slave flip flop race condition does not occur.

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Q. State transition table and state transition diagram form part of design steps for

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Q. Which binary subtraction is incorrect?

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Q. Consider the following statements:

1. Race around condition can occur in JK flip flop when both inputs are 1
2. A flip flop is used to store one bit of information
3. A transparent latch is a D type flip flop
4. Master slave flip flop is used to store two bits of information

Which of the above are correct?

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Q. NAND and NOR gates are universal gates.

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Q. The control logic for a binary multiplier is specified by a states diagram. The state diagram has four states and two inputs. To implement it by the sequence register and decoder method.

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Q. A hexadecimal odometer displays F52F. The next reading will be

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Q. Which of them has 10 inputs and 4 outputs?

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Q. The binary number 0.10110111101 is equal to hexadecimal number

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Q. In order to enable RST 5.5, RST 6.5 and RST 7.5 interrupts, which of the following instructions are needed?

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Q. Digital technologies being used now-a-days are

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Q. A seven bit code (even parity) 1111101 may have error. The correct code is

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