Semester 2 AIT ATAR 11 - Managing Data, Application and Networks

Which type of file compression discards data deemed unnecessary to reduce file size?

• Lossy

• Lossless

• Zip

• RAR

What is the primary purpose of file compression?

• To increase file size for better quality

• To make files easier to edit

• To reduce file size for storage and transfer

• To add metadata to files

Which file type is most suitable for lossless compression?

• JPEG

• PNG

• MP3

• GIF

Which technique would best reduce an image’s file size without significantly losing quality?

• Increasing image resolution

• Cropping unnecessary areas

• Adding filters

• Adding a watermark

Why is resampling used when preparing images for online display?

• To reduce the number of colours in the image

• To reduce the file size by changing resolution

• To increase the file size for better quality

• To add metadata for SEO

What is a primary reason for optimising files for digital or online use?

• Faster loading times and better user experience

• Higher file resolution

• Reduced file accessibility

• Ensuring file format compatibility with all devices

What is one efficient method for managing online data?

• Storing all files in the root directory

• Using cloud storage with organised folder structures

• Relying on local storage only

• Deleting older versions regularly

What is the main purpose of using version control in document management?

• To track changes and manage versions

• To increase file size

• To reduce file size

• To add metadata

Which of these is NOT a system utility tool for data maintenance?

• Disk cleanup

• Network traffic monitor

• Anti-virus software

• Disk defragmenter

What does deleting temporary files and internet cache achieve?

• Speeds up browsing

• Increases data storage space

• Increases file compression

• Prevents file sharing