Prelab 3 : Binary Numbers

Adapted from lab from CS 101 at Middlebury College by Tim Huang..

Reading

• Virginia Tech CS Modules: Lessons I, II, and IIIA
• Supplemental Reading
  • Decimal-Binary Converter
  • Binary Numbers & the Korean Flag

Exercises

1. Add the following two 8-bit binary numbers: 10111010 and 01101011. Now convert each of those numbers and their sum to their equivalent decimal numbers, and verify that you did the addition correctly.

2. Convert the decimal number 510 to binary and hexadecimal.

3. If the patterns 101.11 and 1.011 represent values in binary notation, what is the binary representation of their sum?

4. If a term paper consisted 42 pages, each containing 40 lines of 100 symbols each (counting each space as a symbol), was to be encoded using Unicode, how many bytes of storage space would be required?

5. Describe how a computer can produce an incorrect answer when performing numerical computations even though it has not malfunctioned.

Submitting