Untitled Quiz

What is the need of a database ?

• Databases can store very large numbers of records efficiently

• It is very quick and easy to find information.

• It is very easy to add new data and edit or delete old data.

• In database, data is organized into rows, columns and tables

• All of these

Choose any four correct advantages of a Database ?

• Data integrity

• Data security

• User-Friendly Interface

• Multi-user access

• Data animation

​ Tick any four components/ Elements  of a Database

• Tables

• Query

• Form

• Report

• Slide

Which is not a data Type ?

• Text , Number

• Date/Time, Currency

• AutoNumber , Yes/No

• Memo, Hyper Link , Lookup Wizard

• Record , Field

Which is given below not a characteristics of primary key

• It uniquely identifies each row of a table. 

• Prevents duplication of records in a table

• Helps ensure that fields aren't null

• Each table must have primary key

• Primary key is used to find the data

Which is not an Advantages of computer network

• Resource Sharing

• File and Database sharing

• Communication

• Cost Savings

• Exchange hardware device

Transmission media is a physical or logical paths that is used to transmit data from one device to another devices in a network.

• True

• False

Example of Transmission Guided Media

• Twisted Pair Cable , Coaxial Cable , Optical Fiber

• Radio Waves , Infrared Waves, Microwaves

Tick any four correct advantages of WiFi

• Wireless Connectivity

• Fast data transfer

• Easy to install

• Cost-Effectiveness

• Fast data transfer than Fiber Optic Cable

Tick any four correct options :-

Define advantages of cloud computing

• Storing Data

• Using Software

• Sharing and Collaboration

• Backup and Recovery

• Limited storage device