What are the six uses of hexadecimal? | Memory dumps (Debugging)
MAC address( Media Access Control)
Web addresses
HTML and HTML color codes
Assembly and Machine code |
What is a MAC(Media Access Control) address? | A unique number given to Network Interface Card(NIC) |
What is the format of a MAC address? | 6 pairs of hexadecimal
First three pairs are manufacture code
Second three pairs are serial number
Each pair is separated by ":" or "-" |
What are the two types of MAC address ? | UAA(Universally Administered Address)
MAC address given by the manufacturers
LAA (Locally Administered Address)
Address made by the user |
What is the use of MAC address? | Used to identify a device connected to LAN |
When is the MAC address changed ? | To get through a firewall
To bypass network security
To connect to a mainframe that accepts a different format |
What is URL(Uniform Resource Locator)? | A unique address given to each website
User friendly version of IP address |
What is an ASCII code ? | Used to represent characters i a PC
Binary code
7 bit code ( Each character has 7 bits) Extra bit is 0
128 number of combinations |
What is HTML (Hyper Text Markup Language )? | Language used to create webpages |
What is the structure of a webpage? | Where each item on the webpage is located (Layout of the webpage)
Ex: Placing an image along side text |
What is the presentation of a webpage? | How the information should be displayed(The formatting style of the webpage)
Background color, border color |