Q. Consider the following statements:

1. In the 2's complement representation, negative numbers are stored in sign magnitude form.
2. Taking 2's complement is equivalent to sign change.
3. In a 4 bit complement representation of a binary number A.
4. In the 2's complement representation the most significant bit (MSB) is zero for a positive number.

Of these, the only true statements are

View solution

Q. Without any addition circuitry, an 8:1 MUX can be used to obtain.

View solution

Q. Equation x₁₀ = 11001001₂ when solved for x gives the value of x as

View solution

Q. Nibble is

View solution

Q. The sum S of A and B in a Half Adder can be implemented by using K NAND gates. The value of K is

View solution

Q. When a bit is 0 is a DDR, it makes the corresponding port pin an __________ On the other hand, a 1 bit programs a __________ Pin.

View solution

Q. Which of the following input is not possible in case of a SR flip-flop?

View solution

Q. The advantages of flash memory over EEPROM are

View solution

Q. In a JK flip flop output Q = 1 and it does not change when clock pulse is applied. The possible combination of Jn and Kn is (X denotes don't care)

View solution

Q. VF glows with __________ colour when activated.

View solution

Q. Which are the pending interrupts?

View solution

Q. The logical expression Y = A + A̅B is equivalent to

View solution

Q. A quantization error is an essential aspect of ADC

View solution

Q. Schmitt trigger is used for wave shaping.

View solution

Q. Fundamental mode is another name for

View solution

Q. In an R-S latch, to set the output to high

View solution

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

View solution

Q. How many different binary numbers can be stored in a register consisting of six switches?

View solution

Q. In one of the codes for transfer of numbers the code for the succeeding number differs from that of the number only in the change of a single digit. The code is

View solution

Q. Assertion (A): TTL uses multiple emitter transistor.

Reason (R): Multiple emitter transistors with about 60 emitters have been developed.

View solution