Re-organizing and sorting the data plus adding data fields.
Disadvantage is that it's bulky and you can only search by a single parameter ( either name or date etc).The disadvantages would be that it is very hard to sort out all the information and you might not be able to search for information
what are the disadvantages of centralized database system
A manual database is MANUAL and an electronic is electronic LOL! Simple :P
A manual database is MANUAL and an electronic is electronic LOL! Simple :P
If it is filing cabinet it may be hard to find the specific file you are searching for , also if there is a fire you will ose all the data however this problem can be solved by a computer-based data base
an example of a manual database is a dictionary or thesaurus.
A manual database is one that needs to be updated manually. A manually database can be time consuming and tedious.
I think the advantages of computerized system are: 1. It uses electricity. 2. It helps us to be lazy. 3. Sometimes it has a problem. 4. Computerized database are sometimes has an error. But for me, computerized system is better than manual database. ^_^
An electronic database can contain so much data that maintaining file integrity can become a problem ultimately causing data degradation. Manual databases become harder to accurately search when they become large.
the database is the data given to a computer
ADVANTAGES OF MANUAL DATABASE-It is cheaper-It dosen't consume alot of electricity-You can be exercised-It can't be deleted easilyDISADVANTAGE OF MANUAL DATABASE-It is not that secured-It is harder-It consumes a lot of time
Paper-based database is a collection of data on paper. There are many disadvantages when using paper-based database, some of the disadvantages are: Difficulty in sorting data, changes are done manually, no security, difficulties in sorting data.