Crossword II

2. ...... is also known as 8421.
3. A basic AND gate consists of ... inputs and an output
6. It is a sum term or a logical product (AND) of several sum terms.
8. The NAND or NOR gates are referred to as ........ gates because either can be used to build all the other types of gates.
9. A variable on its own or in its complemented form is known as a ......
12. The ...... law of Boolean addition states that A(B+C)=AB+AC
15. The logic gate that will have HIGH or "1" at its output when any one (or more) of its inputs is HIGH.
16. BCD is ...... bit code that represents one of the ten decimal digits from 0 to 9.
17. ....... is the sum of terms of the corresponding Minterm with its literal complemented.
18. Digital electronics is based on the ...... numbering system
19. In digital electronics, the .... state is often represented by 1

1. If the output of a three-input AND gate must be a logic LOW, then at least one input must be .... .
2. When using even parity, the parity bit is placed ..... the MSB.
4. ...... number system represents 8 types of digits from 0 to 7, so the base of number system is 8.
5. parity bit ...... is a very useful combinational circuit used in communication systems
6. ASCII stands for American ......... Code for Information Interchange
7. Symbol: F = A.B, where ‘.’ implies ......operation.
10. A binary digit is called.....
11. 2’s complement is used to represent signed integers, especially ........integers.
13. The base of the hexadecimal system is ..........
14. .........code is also known as reflected code.