Q. A 4-bit synchronous counter uses flip-flops with propagation delay times of 15 ns each. The maximum possible time required for change of state will be

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Q. Words having 8-bits are to be stored into computer memory. The number of lines required for writing into memory are

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Q. In successive-approximation A/D converter, offset voltage equal to 1/2 LSB is added to the D/A converter’s output. This is done to

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Q. How many flip flops are required to construct a decade counter

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Q. Which TTL logic gate is used for wired ANDing

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Q. The MSI chip 7474 is

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Q. When the set of input data to an even parity generator is 0111, the output will be

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Q. How many flip-flops are required to construct mod 30 counter

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Q. The number of control lines for 16 to 1 multiplexer is

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Q. The number of control lines for 32 to 1 multiplexer is

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Q. The logic 0 level of a CMOS logic device is approximately

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Q. How many select lines will a 32:1 multiplexer will have

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Q. Which of following consume minimum power?

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Q. ABCD - seven segment decoder / driver in connected to an LED display. Which segments are illuminated for the input code DCBA = 0001.

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Q. How many flip-flops are required to produce a divide-by-32 device?

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Q. A demultiplexer can be used as

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Q. 'n' Flip flops will divide the clock frequency by a factor of

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Q. If the clock input applied to a cascaded Mod-6 & Mod-4 counter is 48KHz. Than the output of the cascaded arrangement shall be of

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Q. Logic gates with a set of input and outputs is arrangement of

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Q. A flip-flop is a binary cell capable of storing information of

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