Question

1. what is the difference between text and numeric data type?

2. what is DBMS ? what are the feature of DBMS ?

3. what is an e-mail ?write down the advantages of email ?

4. write down the full from of the following.

USB

CAM

BiOS

DPI​

Answer 1

Explanation:

1. number field is technically called a "NUMERIC" field. Only numbers can be inserted into a field that has this designator. A text field is for characters or numbers. It can be a "CHAR" (character), a VARCHAR (characters or numbers).
2. A Database Management Software (DBMS) is used for storing, manipulating, and managing data, such as format, names of fields, and record and file structures in a database. Users can construct their own databases using a DBMS to satisfy their business requirements.
3. Emails are delivered extremely fast when compared to traditional post. Emails can be sent 24 hours a day, 365 days a year. Webmail means emails can be sent and received from any computer, anywhere in the world, that has an internet connection .
4. USB =Universal Serial Bus.

CAM= computer aided manufacturing.

BIOS=Basic Input/Output System)

DPI=Dots per inch

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