hexadecimal

Question 1

What are the uses of hexadecimal

Answer 1

Memory dumps (B 5 A 4 1 A F C)
Html color code (#FF 00 00 - red)
Mac address (00-1C-B3-4F-25-FE)
Web address 
Assembly language
Error messages
Locations in memory

Question 2

Reasons for using hexadecimal

Answer 2

Easier for humans to read/ write/understand
Easier to remember for humans
easier to debug
Fewer errors made
Shorter way to represent data 
takes up less space on screen

Question 3

Reasons to use binary

Answer 3

Computer uses logic circuits

These can only process 1s and 0s

Question 4

Describe html presentation

Answer 4

formatting/style
Separate file/CSS used
E.g background color
      Color applied to text
      Font style

Question 5

Describe html structure

Answer 5

Layout of webpage
Uses tags to define it
Eg where paragraph is placed
Where images is placed