 6th Chapter

## Matric Part 1/9th Class Computer Science Chapter 6 MCQ Test With Answer for Chapter 6 (Boolean Algebra)

This online test contains MCQs about following topics:

- Boolean Algebra
- Laws and Theroems of Boolean Algebra
- Karnaugh Map (K- Map)

#### 9th Computer Science Chapter 6 Test

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## Click Here for Computer Science Urdu Medium Ch 6 MCQ Test

### Matric Part 1/9th Class Computer Science Chapter 6 MCQ Test With Answer for Chapter 6 (Boolean Algebra)

1 The value of logical operator OR will be 1 if:
• A. A = 0 &amp; B = 1
• B. A = 1 &amp; B = 1
• C. A = 1 &amp; B = 1
• D. all of these&nbsp;
2 A̅C + &nbsp; A̅B &nbsp;+ ABC + BC=
• A. C +&nbsp;A̅B
• B. C +&nbsp;AB̅
• C. C +&nbsp;A̅B̅
• D. C̅ +AB
3 A Boolean variable can only have one of the two values:
• A. 3,1
• B. 2,1
• C. 0,1
• D. 4,0
4 Which of the following logical operator is denoted by + sign.
• A. AND&nbsp;
• B. OR&nbsp;
• C. NOR&nbsp;
• D. NOT&nbsp;
5 Boolean algebra was formulated by george Boole in:
• A. 1947
• B. 1847
• C. 1747
• D. 1647
6 Which of following logical operator is denoted by prime sign <b>(/)</b> or bar sign <b>(-)</b> over the variable?
• A. AND&nbsp;
• B. OR&nbsp;
• C. NOT&nbsp;
• D. NOR&nbsp;
7 The absorption law states that for two variables x and &nbsp;y
• A. x. x = x and y. y = x
• B. x. y = y. x
• C. x + x . y = x + y and x. (x+y) = x
• D. None of these
8 a+b=b+a status:
• A. Commutative law
• B. Associative law
• C. Distributive law
• D. None of these
9 K-Map is used to
• A. Evaluate a Boolean expression
• B. Simplify a boolean expression
• C. Both a and b
• D. None of these
10 Demorgan's Law states that
• A. a(b+c) = a.b+a.c
• B. a+(b+c) = (a+b)+c
• C. a̅+̅b̅ = a̅. b̅
• D. None of these

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04 Mar 2018

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