Q. Decimal -90 equals __________ in 8 bit 2s complement

View solution

Q. 23.6₁₀ = __________ ₂

View solution

Q. In a shift left register, shifting a bit by one bit means

View solution

Q. A multiple emitter transistor has many emitters and collectors.

View solution

Q. A mode-10 counter can divide the clock frequency by a factor of

View solution

Q. Which of the following binary numbers is equivalent to decimal 10?

View solution

Q. A 4 bit synchronous counter has flip flops having propagation delay of 50 ns each and AND gates having propagation delay of 20 ns each. The maximum frequency of clock pulses can be

View solution

Q. A counter has 4 flip flops. It divides the input frequency by

View solution

Q. Out of 5 M x 8, 1 M x 16, 2 M x 16 and 3M x 8 memories, which memory can store more bits?

View solution

Q. A 6 bit ladder A/D converter has input 101001. The output is (assume 0 = 0 V and 1 = 10 V)

View solution

Q. A ripple counter has 4 bits and uses flip flops with propagation delay time of 25 ns. The maximum possible time for change of state will be

View solution

Q. A counter has a modulus of 10. The number of flip flops is

View solution

Q. Assertion (A): Master slave JK flip flop is commonly used in high speed synchronous circuitry

Reason (R): Master slave JK flip flop uses two JK flip flops in cascade.

View solution

Q. ECL is a saturating logic.

View solution

Q. The resolution of 4 bit counting ADC is 0.5 volt, for an Analog input of 6.6 volts. The digital output of ADC will be

View solution

Q. 9's complement of 12₁₀ is

View solution

Q. The minterm designation for ABCD is

View solution

Q. Read the following statements

1. The circuitry of ripple counter is more complex than that of synchronous counter.
2. The maximum frequency of operation of ripple counter depends on the modulus of the counter.
3. The maximum frequency of operation of synchronous counter does not depend on the modulus of the counter.

Which of the above statements are correct?

View solution

Q. An equivalent 2's complement representation of the 2's complement number 1101 is

View solution

Q. In a 7 segment display the segments a, c, d, f, g are lit. The decimal number displayed will be

View solution