1. The boolean expression is equivalent to
- A+B
- AB
2. The Boolean expression X = (A + B)(C + D) represents
- two ORs ANDed together
- two ANDs ORed together
- A 4-input AND gate
- a 4-input OR gate
3. Which of the following boolean expressions is ‘NOT TRUE’?
- A + 1 = A
- A.A = A
4. The complement form of is
- A +BC + CD
- A + BC
5. The simplified form of the boolean expression is
- A + B
6. If A and B are boolean variables, then what is is
- B
- A
- A + B
- AB
7. What is the boolean expression A ⊕ B equivalent to?
- B
8. If x and y are boolean variables, which one of the following is the equivalent of x ⊕ y ⊕ xy equivalent to?
- x + y
- 0
- 1
9. Which of the following boolean algebra rules is correct?
- A + AB = A + B
- A(A+B) = B
10. The simplified logic form of a logic function
- A + B
- AB
11. The boolean expression may be simplified as
- Y = A
- Y = B
12. The reduced form of the boolean expression
is
- AB
13. Which one of the following statements is not correct?
14. In boolean algebra, if then
15. The expression is equivalent to
- XY