AO2 – Investigate file types and data storage formats

Wednesday 3rd October

AO2 Distinction Assessment

• Candidates demonstrate a thorough understanding of file types for digital photographs and data storage formats.

• They explain clearly and compare the different file types and identify the situations when each type is most suitable for use.

File Formats

• exchangeable image file format (Exif) TIFF, JPEG, PNG, GIF, BMP

• RAW image format

File formats

• Consider the following– Is the file compressed or not?– How much memory do you need for the files?– What is the abbreviation short for?– How is the image created or edited?– What limitations are there with this file type?– If you were looking for fully professional, high quality images,

which format would suit you best?– What programs can handle these types of graphics?– Are they more suitable for printing, web format or other projects?– Do Mac computers handle these types of file?– Metadata Tags?

Data Storage Formats

• secure Digital card (SD)

• compactFlash (CF-I and CF-II)

• memory Stick

• MultiMediaCard (MMC)

• SmartMedia

• xD-Picture Card (xD)

• miniSD Card

• microSD card

• USB flash drive

Data Storage Formats

• Consider the following– Which brands of camera support which format?– Which offers the quickest processing time?

(remember a camera is only as quick as its memory)

– Which format is the cheapest?– Are any of the formats no longer in use? – Why?– What capacities are they available in?– Are they usable in other peripherals, i.e. iPad or

Printers?

AO2 Distinction Assessment

• Candidates demonstrate a thorough understanding of file types for digital photographs and data storage formats.

• They explain clearly and compare the different file types and identify the situations when each type is most suitable for use.