L15 Lossy and lossless compression

What could the photographer do if they need to take more photographs than the flash drive can hold?

• Delete some photographs

• Use a second flash drive

• Compress the photographs

• All of the above

How many photographs of 108MB each can be stored on an 8 gigabyte flash drive?

• 74 photographs

• 80 photographs

• 100 photographs

• 150 photographs

Which of the following could allow more photographs to be stored on a flash drive?

• Buying more flash drives

• Taking photographs with higher resolution

• Decreasing the number of photographs taken

• Taking photographs in a lower resolution

Can the resolution of wedding images be reduced to manage the quality in a scenario where a high number of images are taken?

• Yes, it is an adequate solution.

• No, it is not an adequate solution because the quality needs to be high.

• Yes, because the number of images is not important.

• No, because the images can be taken in lower numbers.

What is one way to reduce the file size of an image?

• Enlarge the image

• Compress the image

• Change the image format

• Increase the resolution

What are the advantages of making the file size smaller?

• It would be slower to download

• It would take up more storage space

• It would be faster to download, upload, and transfer the files

• It would require special software to open

What does compressing an image allow you to do in terms of storage?

• Save less files using more storage capacity

• Save more files using the same storage capacity

• Save more files using less storage capacity

• Save the same number of files using more storage capacity

What is the purpose of compression algorithms?

• To increase the storage capacity required for each file

• To reduce the number of bits required for each file

• To improve the quality of the file

• To encrypt the file

What are the sequences of steps used to reduce the number of bits required for each file called?

• Decompression algorithms

• Encryption algorithms

• Compression algorithms

• Expansion algorithms

What must be done to a compressed file before it can be accessed again?

• It must be emailed

• It must be decompressed

• It must be copied

• It must be encrypted