Digital Fundamentals (3130704) MCQs

MCQs of A/D and D/A Converters

Showing 1 to 4 out of 4 Questions
1.

Bubbled AND gate is equivalent to?

(a)

NAND
(b)

NOR
(c)

OR
(d)

X-OR 
Answer:

Option (b)

2.

Which logic gate is a basic comparator?

(a)

NOR
(b)

NAND
(c)

X-OR
(d)

X-NOR
Answer:

Option (d)

3.

How many NOR gates are required to obtain AND operation?

(a)

2
(b)

3
(c)

4
(d)

1
Answer:

Option (b)

4.

The output of a gate is LOW when at least one of its inputs is HIGH. This is true for

(a)

AND
(b)

NAND
(c)

NOR
(d)

OR
Answer:

Option (c)

Showing 1 to 4 out of 4 Questions