Which of the following is not used for storage purposes with main frame computers?

[amp_mcq option1=”removable disks” option2=”fixed disks” option3=”mass storage systems” option4=”diskettes E. None of the above” correct=”option4″]

The correct answer is D. diskettes.

A removable disk is a data storage device that can be removed from a computer and stored elsewhere. Removable disks include floppy disks, Zip disks, and USB flash drives.

A fixed disk is a data storage device that is permanently installed in a computer. Fixed disks are also known as hard disks or hard drives.

A mass storage system is a data storage device that can store a large amount of data. Mass storage systems include tape drives, optical drives, and solid-state drives.

Diskettes are a type of removable disk that was once commonly used to store data. However, diskettes have been largely replaced by other types of removable disks, such as USB flash drives.