Digital Electronics

In Digital Circuits, which of the following options represent the synchronous control inputs in a T flip flop?

0

T

Clock

1

In which of the following base systems is 123 not a valid number?

Base 10

Base 3

Base 16

Base 8

Digital computers are more widely used as compared to analog computers, because they are

less expensive

always more accurate and faster

easier to maintain

useful over wider ranges of problem types

An AND gate will function as OR if

all the inputs and outputs are complemented.

all the inputs to the gates are “1”

either of the inputs is “1”

all the inputs are ‘0’

Which of these flip – flops cannot be used to construct a serial shift register? a) D – flip flop

D – flip flop

T flip – flop

JK flip – flop

SR flip – flop

Which of these options represent the other name of Inter – Integrated logic?

Merged Transistor Logic

Resistor – Transistor logic

High threshold logic

Emitter – Coupled Logic

When does a negative level triggered flip-flop in Digital Electronics changes its state?

When the inputs are all zero

When the inputs are all one

When the clock is negative

When the clock is positive

What are the basic gates in MOS logic family?

NAND and NOR

AND and NOR

AND and OR

NAND and OR

Which of the following options represent the synchronous control inputs in an S – R flip flop?

S

Both S and R

R

Clock

Which gates in Digital Circuits are required to convert a NOR-based SR latch to an SR flip-flop?

Two 3 input OR gates

Two 3 input AND gates

Two 2 input OR gates

Two 2 input AND gates