## MCQs of Boolean Algebra

**1. switching algebra is also called?**

A. Boolean algebra

B. algebra

C. arithmetic algebra

D. linear algebra

**2. According to the law of boolean algebra absorption, which is correct?**

A. (x+y)=xy

B. x+xy=x

C. xy+y=x

D. None of these

**3. A Boolean function may convert into? **

A. map

B. matrix

C. logical graph

D. logical diagram

**4. What is meant of this equation X*y = y*x?**

A. associative law

B. identity element

C. commutative law

D. inverse property

**5. Which expression shows the commutative law of multiplication?**

A. AB = B + A

B. A + B = B + A

C. AB = BA

D. All of these

**6. Which expression express the distributive law of Boolean algebra?**

A. A(B + C) = AB + AC

B. (A + B) + C = A + (B + C)

C. A(BC) = (AB) + C

D. None of these

**7. The equation is C + CD is equal to?**

A. C + D

B. D

C. A

D. None of these

**8. In Boolean algebra, What is meant of this word “literal”?**

A. the inverse function

B. a product term

C. a variable or its complement

D. All of the above

**9. By converting the Boolean expression LM + M(NO + PQ) **into** SOP then we get?**

A. LM + MNOPQ LM + M + NO + MPQ

B. LM + MNO + MPQ

C. LM + MNOPQ

D. L + MNO + MPQ

**10. Which expressions is in (SOP) form?**

A. AB(CD)

B. (A + B)(C + D)

C. AB + CD

D. (A)B(CD)