please give the answers
Answers
1. A database is an organized collection of data that can be used in various situations. Let's take an example of a database named 'Doctors'. This database could have information about the doctors like their names, ages, gender, salaries, etc.
2. Rows are a collection of cells that run horizontally and columns run vertically.
3. A field is a set of characters that are used to represent specific data. An example would be the column represented by 'Name', which has all the names of the doctors.
4. A form is a layout that contains numerous fields or spaces to enter data. They're used to manage and alter data.
5. DBMS stands for - Database Management System.
6. RDBMS stands for - Relational Database Management System.
7. In a Relational Database Management System, data is organized into rows/columns.
8. The purpose served by a DBMS includes eliminating redundancy [repitition] of data and also serves data consistency. It is centrally maintained and syncs every time a change is made.
9. A database management system can be used to
- store data in the form of a table.
- eliminate error-free information.
10. Two disadvantages of a database include:
- having a complex process in creation.
- causing errors to the system if there's damage in the database.
11. Two advantages of a database include:
- eliminating data redundancy.
- increased consistency.