Hiding the complexity with something simpler

What best describes the difference between a painting and its photo stored on a smartphone? Use the terms analog and digital in your answer!

The photo is a digital representation of the analog painting

How many numbers can be represented with an 8-bit binary system?

256 (the numbers 0 through 255, inclusive)

Who owns the photo Lisa took and posted online, which Allen reposted with a Creative Commons license? Is it Lisa, Allen, or both of them? Why?

Lisa owns the photo because she was the original creator and did not license the work.

Ryan is designing an app that needs to quickly send low quality photos between users. Most smartphones take much higher quality photos than Ryan needs for his app. Which type of compression should Ryan choose and why?

Lossy compression since it typically results in smaller data sizes.

Which of the following is true of lossy and lossless compression algorithms?

Lossy compression algorithms are typically better than lossless compression algorithms at reducing the number of bits needed to represent a piece of data.

How do computing devices represent information?

A computer represents data as bits which is either a 0 or a 1

Which of the following statements best describes a computer’s ability to represent and store numbers?

limitations occur when using bits, which can sometimes result in imprecise values

You are a photographer who wants to share your work with the public but retain control over how it's used. You want to allow others to share your work, so long as credit is provided. Which option would be most suitable for you?

Use a Creative Commons license.

You have written a comprehensive guidebook for learning a new programming language and want to allow others to use and modify it, with attribution to you. Which approach should you consider?

Use a Creative Commons license.

You have developed a new software application and want to protect it from unauthorized copying and distribution. You want full control over its use, and do not intend for others to be able to share it. What is the most appropriate choice?

Apply full copyright protection.

Which of the following situations is least likely to be fair use? A teacher using a photograph in a presentation to her class A journalist using a video clip in a news story A late-night comedian using a photo as part of a political joke A sports fan using a team logo to make his own souvenirs to sell

A sports fan using a team logo to make his own souvenirs to sell

AP CSP Unit 1 Review (code.org) Flashcards

Student preview

49 questions

Show all answers

1.

FLASHCARD QUESTION

Front

A Binary number has a base of?

Back

2

2.

FLASHCARD QUESTION

Front

Convert from Binary to Decimal: 000101

Back

5

3.

FLASHCARD QUESTION

Front

Convert from Decimal to Binary: 13

Back

1101

4.

FLASHCARD QUESTION

Front

What is the smallest unit of information in a computer?

Back

Bit

5.

FLASHCARD QUESTION

Front

What is the Binary error that occurs when a number is too large?

Back

Overflow Error

6.

FLASHCARD QUESTION

Front

What is the Binary error that occurs when a number is too Precise?

Back

Round-Off Error

7.

FLASHCARD QUESTION

Front

What character is represented by the number 68 in the image? Options: A, B, C, D, E

Back

D

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