1. Why are the number system conversions implemented in a computer system? 2. Explain in detail the different categories of number system conversions. 3. How is binary number converted into its...

1. Why are the number system conversions implemented in a computer system? 2. Explain in detail the different categories of number system conversions. 3. How is binary number converted into its decimal equivalent? 4. What is the hexadecimal representation of octal number 6235? 5. What is the binary equivalent of 859.238?