Binary and hexadecimal Flashcards
Lets get learnin guys ;) :D
What are the 3 Logic Gates?
NOT, AND, OR
What is the Base system of binary?
Base 2
Which numbers are used in binary?
0 and 1
Binary is a base what system?
2
Which 2 numbers are used in Binary?
1 and 0
What is Binary?
A numerical system in which there are only 2 values for each digit 1 and 0.
Why can computers only operate using binary data?
Computers cannot easily read data from switches so they operate on whether a switch is in an on or off state and function differently depending on each.
What is 4 bits?
A nibble
What base is hexadecimal?
16
How are we able to write the values 10 - 15?
As the letters A - F.
Why is it useful to use hexadecimal numbers?
When storing large binary digits as 4 binary numbers are able to be converted into a single hexadecimal digit i.e. 1011 = B. This makes it far easier for developers and designers to read long strings of binary data.
When is hexadecimal representation of data used?
When storing data on colours i.e. the common method is a 6 digit hexadecimal number representing the RGB values of a colour.
