Question

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Answer 1

• What is database management system.

Ans. A Database Management System (DBMS) is software designed to store, retrieve, define, and manage data in a database.

• Write a short note on wireless technology.

Ans. Wireless technology provides the ability to communicate between two or more entities over distances without the use of wires or cables of any sort. This includes communications using radio frequency (RF) as well as infrared (IR) waves . ... Wireless technology involves transmitting electromagnetic signals over the air.

Answer 2

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