Q. Which of the following is equivalent to AND-OR realization?

View solution

Q. How many different BCD number can be stored in a register containing 12 switches using an 8, 4, 2, 1 code?

View solution

Q. An SR flip flop can be built using

View solution

Q. Which one of the following is correct?

View solution

Q. Assertion (A): The TTL output acts as a current sink in low state

Reason (R): The TTL input current is largest in low state.

View solution

Q. The number of LED display indicators in logic probe are

View solution

Q. The time needed by a TTL circuit to switch from 0 to 1 or 1 to 0 is about

View solution

Q. Assertion (A): R-2R ladder type DAC has higher speed of operation than weighted resistor DAC

Reason (R): R-2R ladder type DAC uses only two different values of resistor network uses many different values of resistors

View solution

Q. Which of the following circuits can be used as parallel-to-series converter?

View solution

Q. A digital clock uses __________ chip

View solution

Q. Which of the following conversion is incorrect?

View solution

Q. In a flip-flop with RS latch a high S and a low R set the output to __________ and a low S and a high R set the output __________ .

View solution

Q. TTL XOR gate is very suitable as LCO driver.

View solution

Q. A typical microcomputer has 65, 536 registers in its memory. It will be specified as

View solution

Q. A function table is required in very large numbers the memory most switched for this purpose would be

View solution

Q. What kind of signal does the times produce?

View solution

Q. Assertion (A): A presettable counter can be preset to any desired starting point

Reason (R): The maximum frequency of a ripple counter depends on the modulus.

View solution

Q. Which of the following is the least important consideration while selecting a logic technology?

View solution

Q. Is Schottky TTL, Schottky diode is used primary to

View solution

Q. What is the maximum output voltage from the 741 op-amp?

View solution