Unit 4 - Binary Code/Image and Sound
What does each number (0 and 1) represent?
0 = Off 1 = On
How many bits represent a byte?
8
How many bits represent a letter?
8
What is a pixel?
A square arranged in rows and columns on the computer monitor. They are used to make images.
What is a bit?
A zero or a one
What does ASCII stand for?
American Standard Code for Information Interchange
Which one has very large image files?
BMP
Which one is not compressed?
BMP
What type of system is the decimal system?
Base 10 System
What type of system is binary code?
Base 2 System
What does VGA translate?
Binary code into color combinations
What is binary code?
Computer Language
What is it called when sound is translated from analog to digital?
Digitizing
Which one can be animated?
GIF
Which one has smaller file sizes and only 256 colors?
GIF
Which one was specifically designed for the web?
GIF
Which one is the most popular format for pictures?
JPEG
Which one loses quality?
JPEG
Which one is popular on the internet?
JPEG and GIF
Which ones cannot be animated?
JPEG; PNG
Which one can be broken into pieces?
MP3
Which one has high compression?
MP3
Which one is the most popular sound file format?
MP3
Which type is good for use in both MAC's and PC's?
MP3
What are the two main types of sound files?
MP3 and WAV
Which one does not support all web browsers?
PNG
Which one was created to replace GIF?
PNG
What are the four main image file formats?
PNG, BMP, JPEG, GIF
What color combination is used in the monitor?
Red Blue Green
Computers need these to translate sound waves. What are they?
Sound Cards
Sounds are what?
Vibrations
Which one is always very large?
WAV
Which type is not highly compressed?
WAV
Which type of sound file cannot be modified?
WAV
What is digital sound made up of?
Zeros and Ones
