Question 3339 – Research Aptitude
December 1, 2023STQC-NIELIT SC-B 2021
December 1, 2023Nielit Scientist-B CS 2016 march
|
Question 1
|
Which of the following logic expression is incorrect?
|
1 ⊕ 0=1
|
|
|
1 ⊕ 1 ⊕ 0=1
|
|
|
1 ⊕ 1 ⊕ 1=1
|
|
|
1 ⊕ 1 =0
|
Question 1 Explanation:
This ⊕ symbol is nothing but Ex-OR
Option A: Here, 1 ⊕ 0=1 true according to truth table.
Option B: 1⊕1=0⊕0=0 false
Option C: 1 ⊕ 1=0 ⊕ 1=1 true
Option D: 1 ⊕ 1 =0 true.
Option A: Here, 1 ⊕ 0=1 true according to truth table.
Option B: 1⊕1=0⊕0=0 false
Option C: 1 ⊕ 1=0 ⊕ 1=1 true
Option D: 1 ⊕ 1 =0 true.
Correct Answer: B
Question 1 Explanation:
This ⊕ symbol is nothing but Ex-OR
Option A: Here, 1 ⊕ 0=1 true according to truth table.
Option B: 1⊕1=0⊕0=0 false
Option C: 1 ⊕ 1=0 ⊕ 1=1 true
Option D: 1 ⊕ 1 =0 true.
Option A: Here, 1 ⊕ 0=1 true according to truth table.
Option B: 1⊕1=0⊕0=0 false
Option C: 1 ⊕ 1=0 ⊕ 1=1 true
Option D: 1 ⊕ 1 =0 true.