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Character Sets and Digital Audio Conversion Quiz

Authored by Philip Banfield

Computers

9th Grade

Used 1+ times

Character Sets and Digital Audio Conversion Quiz
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a Character Set?

A single dot in an image

The set of symbols that can be represented by a computer

The number of bits used to store colors

The height and width of an image in pixels

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does ASCII stand for in terms of character sets?

A 32-bit binary number system

A method to create digital images

A character set converting an 8-bit binary number into English & American letters and symbols

A single dot in an image

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is Unicode used for?

Converting 8-bit binary numbers

Converting 32-bit binary numbers into letters and symbols from all languages

Storing colors in an image

Measuring sound wave amplitude

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a Pixel?

A method of creating a grid

A single dot in an image or bitmap

The number of samples recorded per second

The height and width of an image in pixels

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a Bitmap?

A method of creating a grid and assigning color codes to each square or pixel

A character set for converting binary numbers

A single dot in an image

The number of bits used to store colors

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is Image Resolution?

The number of bits used to store colors

The height and width of an image in pixels

A single dot in an image

The conversion of analogue audio

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in Digital Audio Conversion?

Storing binary numbers

Measuring amplitude of sound waves

Converting analogue audio into small snippets called samples

Reconstructing sound waves

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