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Multimedia 2 - Sound

Authored by Steve Close

Computers

1st - 11th Grade

Used 14+ times

Multimedia 2 - Sound
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16 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Pick out 2 sound file types.

mp3

jpeg

avi

wav

bmp

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What input device could be used to capture audio?

Camera

Scanner

Keyboard

Microphone

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

What 2 devices could be used to output sound from a computer?

Speakers

Headphones

Microphone

Mouse

Printer

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Define the term 'sampling depth' (or 'sampling resolution').

The number of colours in the sound.

The file size of a sound.

The length of a sound.

The number of bits used to store each sample in a sound.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Define the term 'sampling frequency'.

The number of colours in a sound

The number of bits used to store each sample in a sound

The number of samples of a sound taken per second

The total number of samples of a sound.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sampling frequency is measured in:

Mb

Hz

Gb

bytes

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A sound file has 2 minutes of silence at the end. What could be done to amend this?

Reduce the sampling depth / resolution

Reduce the sampling frequency

Crop the file

Change the file to wav

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