Bits and Bytes Worksheet - VWC: Faculty/Staff Web

CS100 Bits and Bytes Worksheet
Calculate the answers to the following problems. SHOW ALL OF YOUR WORK!
1. 40 GB = ____________________ bytes
2. 512 MB = ____________________ bytes
3. 72 KB = ____________________ bytes
4. 220 MB = ____________________ KB
5. 1,672 KB = ____________________ MB
6. 30 GB = ____________________ KB
7. Suppose I want to back up my 250 GB hard disk. (Hint: Units should be the same before dividing)
a. How many CD’s would be required? _________________
b. How many DVD’s would be required? _________________

c. How many 16 GB flash disks would be required? __________________
d. How many diskettes would be required? __________________
8. Convert 165 decimal to
binary:
hex:
9. Convert B9 hex to
binary:
decimal:

10. Convert 00101111 binary to
hex:
decimal:
11. Write the word “Mouse” in ASCII using binary.
12. Write the word “Mouse” in ASCII using hex.
13. How many bytes would it take to store the phrase “I am a VWC Marlin” ?