Q1. Give five (5) differences between Analog and Digital signals. (5 marks] Q2. What is the main difference between Encoders and Decoders? [1 mark] Q3. Write the first 20 numbers in binary numbers systems. [2 marks] Q4. Consider an arbitrary number systems with independent digits as 0, 1, M. What is the radix of this number system? List the first 20 numbers in this number system. [3 marks] Q5. Find the decimal equivalent of the following binary numbers expressed in the 2's complement format: [5 marks) i. 00001110 10001101 iii. 10001011 iv. 00011000 10011101 V. [5 marks] Q6. Convert the following from decimal to binary: 456 56 144 576 200 i. ii. iii. iv. V. [4 marks) Q7. Find the binary equivalent of i. 124.57 ii. 87.35