Q. What is the purpose of using ALE signal high?

View solution

Q. When a binary adder is used as BCD adder, the sum is

View solution

Q. Out of SR and JK flip flops, which is susceptible to race condition?

View solution

Q. Which liquid crystal is used for LCD display?

View solution

Q. If interrupt service request have been received from all of the following interrupts, then which one will be serviced last?

View solution

Q. A Schottky diode has

View solution

Q. Boolean algebra obeys

View solution

Q. The figure of merit for a logic family is

View solution

Q. A universal register

View solution

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

View solution

Q. Which of the following memory is preferred in case of calculators?

View solution

Q. Which device changes parallel data to serial data?

View solution

Q. A 12 bit ADC is employed to convert an analog voltage of zero to 10 volts. The resolution of the ADC is

View solution

Q. Race condition always arises in

View solution

Q. The number of flip-flops required to build a mod-19 counter is

View solution

Q. The number of flip-flops needed to divide the input frequency by 32 is

View solution

Q. Given two numbers A and B in sign magnitude representation in an eight bit format A = 00011110 and B = 10011100 then A Ꚛ B gives

View solution

Q. The 8086 arithmetic instruction work on

1. signed and unsigned numbers
2. ASCII data
3. unpacked BCD data

Select the correct answer using the codes given below :

View solution

Q. The expression Y (A, B, C) = ∑m (1, 3, 5, 6) is to realized using a multiplexer. Then

View solution

Q. A microprocessor with a 16 bit address bus is used in a linear memory selection configuration. Address bus lines are directly uses as chip selects of memory chips with 4 memory chips the maximum addressable memory space is

View solution