GATE/NET Digital Logic Design Practice Test Set4
Q16➡ |
Canonical SOP form of logic expression consists of only __ |
| i ➥ Maxterms |
| ii ➥ Laterals |
| iii ➥ Cell |
| iv ➥ Minterms |
Q17➡ |
Excess-3 code of decimal number 2 is: |
| i ➥ 0101 |
| ii ➥ 1010 |
| iii ➥ 1100 |
| iv ➥ 0011 |
Q18➡ |
For following logic diagram which expression is true?
 |
| i ➥ (AB) (AB.)’ |
| ii ➥ ((A’B’),(AB.))’ |
| iii ➥ ((A’B’)+(AB.))’ |
| iv ➥ (AB)’.AB |
Q19➡ |
The gray code for decimal number 6 is equivalent |
| i ➥ 1100 |
| ii ➥ 1001 |
| iii ➥ 0101 |
| iv ➥ 0110 |
Q20➡ |
The simplified SOP(Sum of Products) form of the boolean expression (P+Q’+R’) (P+Q’+R) (P+Q+R’) is |
| i ➥ (P’ Q + R) |
| ii ➥ (P + Q’. R’) |
| iii ➥ (P’.Q + R) |
| iv ➥ (P. Q + R) |
16.(iv)
17.(ii)
18.(ii)
19.(iii)
20.(ii)
16)
17)A
18)B
19)C
20)B
16, ii
17, I
18, ii
19, iii
20, ii
Ans16-
Ans17-i
Ans18-ii
Ans19-iii
Ans20-ii