What does a higher colour depth mean in an image?

It means the image can display more colours and finer details.

It refers to the size of the image file.

It means the image has a lower resolution.

It indicates the image is in black and white.

Increasing image resolution will usually:

Improve image clarity and detail.

Decrease image size and quality.

Reduce the amount of detail in the image.

What does sample rate mean?

Sample rate is the number of samples taken per second in audio or data processing.

Sample rate refers to the volume level of audio.

Sample rate is the duration of a sound clip.

Sample rate indicates the quality of a microphone.

Increasing the sample rate will:

Improves audio quality and file size.

Reduces the frequency range of audio.

Increases file size without benefit.

Decreases audio quality and detail.

What is bit depth in sound?

Bit depth refers to the length of an audio file in seconds.

Bit depth is the frequency at which sound is sampled.

Bit depth indicates the number of channels in a sound recording.

What is the purpose of compression?

The purpose of compression is to reduce the size of data.

To encrypt sensitive information.

What does lossy compression do?

Lossy compression reduces file size by removing some data, resulting in a loss of quality.

Lossy compression is used to enhance the quality of audio and video files.

Lossy compression preserves all original data without any quality loss.

Lossy compression increases file size by adding more data.

What does a left shift by 1 do to a binary number?

It shifts the number to the right by 1.

What does a right shift by 3 do to a binary number?

It divides the number by 8 and discards the least significant bits.

It shifts the number left by 3.

What are the 4 rules of binary addition?

The 4 rules of binary addition are: 0+0=0, 0+1=1, 1+1 = 0 carry the 1, 1+1+1=1 carry the 1.

What is an overflow error in binary addition?

An overflow error in binary addition happens when the sum exceeds the maximum representable value for the given bit width.

An overflow error happens when the binary addition is performed with decimal numbers.

An overflow error is when a binary number is subtracted and the result is negative.

An overflow error occurs when two binary numbers are added together without any carry.

What does a right shift by 2 do to a binary number?

It divides the number by 4 and discards the least significant bits.

It shifts the number left by 2.

What happens when you decrease the bit depth of an audio file?

The dynamic range of the audio is reduced.

The audio becomes more detailed.

Data Representation Y10

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9th Grade

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