Comp25:
Week 2 Lab: Binary
and Hexadecimal Numbers
Learning Objectives
- To demonstrate a knowledge of the binary
and hexadecimal number systems,
and
the ASCII character set
Steps to Take
- Download this file to your U:\ drive:
Week2Lab.doc
- Complete each question, including showing your work, and
upload to Blackboard for Week 2 Lab
Examples
Q: How is 250-base 10 represented in
binary (base 2) and hexadecimal (base 16)?
A: 250 = 128 + 64 +
32 + 16
+ 8 +
0 + 2
+ 0... or
11111010 in binary. 250 = (16*15)
+ 10... or F (15) A (10)... or #FA.
Q: Write out the binary nibble (4 bit)
values of the hex code 1A.
A: 1=1 and
A=10... 0001 1010
Q: What is the base 10 decimal value of
the hex code 1E?
A: 16*1 =
16 plus E (14)
= 30
Q: What is the decimal value of the
binary number 101011?
A: 0 + 0 + 32 + 0 +
8 + 0
+ 2 +
1 = 43
Useful Links
Grading Guidelines
This assignment will be graded using the following guidelines:
|
Grading Rubric: |
Percentage |
Points |
|
|
|
|
|
On-Time |
25% |
7.5 |
|
Accuracy |
50% |
15 |
|
Style |
25% |
7.5 |
|
Total Points Possible |
100% |
30 |
|
