Digital Electronics - Digital Concepts - Discussion

Discussion Forum : Digital Concepts - General Questions (Q.No. 9)
9.
The output of an AND gate is LOW ________.
all the time
when any input is LOW
when any input is HIGH
when all inputs are HIGH
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
10 comments Page 1 of 1.

Suman Samaddar said:   1 decade ago
AND gate means A*B= Output
now any of the in put low means 0,
then output is become 0
Exam:- suppose A=0 and B=1
then A*B=0*1=0=low

ans is option B

Oguri said:   1 decade ago
AND GATE table:

A B Y
0 0 0 1-high
0 1 0 0-low
1 0 0
1 1 1

Sindhu said:   1 decade ago
AND means multiplication.

PREM said:   1 decade ago
AND GATE TRUTH TABLE
A B F
0 0 0
0 1 0
1 0 0
1 1 1

Sugi said:   1 decade ago
AND operation is when two inputs are high output will be high otherwise it would be low.

Rahul said:   10 years ago
Every one has given the clear explanation. Thanks to all.

Bhanu said:   9 years ago
The correct answer is D.

Bony said:   7 years ago
Here we deal with 0 and 1, whereby AND means A*B, SO WHEN A=0 and B=1, then A*B=0*1=0 and 0 is low.

Pavan said:   6 years ago
AND MEANS => Multiplication.
0.1=0.
1.0=0.

Nitin said:   6 years ago
AND gate means A*B.
When,
A=0*B=0.
Answer

0*0=0 when two output is LOW then output also LOW.
And
If anyone input or two inputs HIGH then output also HIGH.

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