SLR13 Coding and Music Flashcards
1
Q
How can you represent a set of natural numbers?
A
ℤ = {…-2, -1, 0, 1, 2…}
2
Q
How do you represent a set of rational numbers?
A
Z{74, 27/13
6.4525
− 33.1
3
Q
When would use natural numbers versus whole numbers?
A
when you count numbers you use natural numbers and when doing measurements you use real numbers
4
Q
How does digital to analogue conversion work?
A
- you use a digital to analogue converter
the device reads a bit pattern representing an analogue signal - it outputs an alternating, analogue electrical current
5
Q
What is colour depth?
A
the number of bits assigned to a pixel
6
Q
What are natural numbers ?
A
set of numbers containing all positive whole numbers and zero
7
Q
How do you represent a set of natural numbers?
A
ℕ = {0, 1, 2, 3…}
8
Q
What are integer numbers ?
A
The integers are a set of whole numbers, both positive and negative, including zero
