Q. In a 4 bit weighted resistor D/A converter, resistor value corresponding to LSB is 32 k ohm. The resistor value corresponding to MSB is

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Q. In a JK flip flop toggle means

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Q. How many flag are there in 8085 microprocessor?

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Q. A microcomputer has a 64 K memory. What is the hexadecimal notation for the first memory location?

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Q. Binary 101010 is equivalent to decimal number

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Q. Each cell of a static RAM has

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Q. A 3 bit synchronous counter uses FF with propagation delay time of 20 ns each. The maximum possible time required for change of state will be.

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Q. Computer ICs work reliably because

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Q. Octal 16 is equal to decimal

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Q. The Boolean expression Y = (A + B̅ + A̅B) C̅ then Y will be equal to

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Q. In 8085 microprocessor, how many lines are there in address bus?

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Q. A TTL circuit with totem pole output has

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Q. The main drawbacks of EEPROM are

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Q. How many JK flip-flops are needed to make a 4-bit shift register?

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Q. A 10 MHz square wave clocks 5 bit ripple counter. The frequency of the 3rd FF output is

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Q. The radix of a hexadecimal system is

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

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Q. Gray code is used in devices which convert analog quantities to digital signal because it is

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Q. A transistor is operated as non-saturated switch to eliminate

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Q. Which has the lowest propagation delay time?

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