Unit 1 Quiz 2 Retake

Question 1

Higher frequency does what to a file

Answer 1

A higher frequency makes a file size larger

Question 2

Correct order of abstraction for how computers repersents images

Answer 2

binary -> RGB -> pixel -> sampled image -> digital image

Question 3

Lossy compressions

Answer 3

Is a form of compressing data that does NOT allow you to get the orignal data

Question 4

Lossless Compressions

Answer 4

IS a form of compressing data that does allow you to get the orginal data

Question 5

Lossy is most commonly used with what

Answer 5

Audio, Music , video and image

Question 6

I wanted more space to download more music I might use what form of compressions

Answer 6

Lossy

Question 7

What is the decimal number of 1010011

Answer 7

83 (S)

Question 8

In a 8 digit binary number what is the greatest power of 2

Answer 8

2 to the power of 7
Which is 128

Question 9

Is this a true statment about data compressions

Answer 9

There is a trade-off involed in data compression technique for storing data and tranmitting data

Question 10

When you get a creative commons license you ( BLANK)

Answer 10

tell others specifly state ways they can legally use and distrubte