They are portable
They generally do not require special training
They can be updated easily
They will work in a powercut
They are expensive to set up
They can be lost
They are hard to update or copy
It takes very little time to search using a paper database
They are expensive to keep up to date
They need lots of space to store them
...is the diagonal line of data made up from a number of random fields.
...is the name of the vinyl disk to store music recordings.
...is the single identification label given to a person or item.
...is the single piece of information about a person or item
...is all of the data about one person or item.