First Task Digital Technique

                       Binary to Decimal     

1-Bit 
1 = 1
0 = 0

2-Bit
0 0 = 0
0 1 = 1
1 0 = 2
1 1 = 3

3-Bit
0 0 0 = 0
0 0 1 = 1
0 1 0 = 2
0 1 1 = 3
1 0 0 = 4
1 0 1 = 5
1 1 0 = 6
1 1 1 = 7

4-Bit
0 0 0 0 = 0
0 0 0 1 = 1
0 0 1 0 = 2
0 0 1 1 = 3
0 1 0 0 = 4
0 1 0 1 = 5
0 1 1 0 = 6
0 1 1 1 = 7
1 0 0 0 = 8
1 0 0 1 = 9
1 0 1 0 = 10
1 0 1 1 = 11
1 1 0 0 = 12
1 1 0 1 = 13
1 1 1 0 = 14
1 1 1 1 = 15

                        Exercises

These are some of the tasks fom our lecturer ; change binary digits into decimal

1.   1011110011 : 755

2.   0011101011 : 235

3.   1110001010 : 906

4.   0101011001 : 345

5.   1011011001 : 729

6.   1110011001 : 921

7.   1010101011 : 683

8.   1100110101 : 821

9.   0011000110 : 198

10. 1010010010 : 658