Give the most suitable input device for each of the following applications:
A different device needs to be given in each case
entry of data into a spreadsheet or word processor
selection of a menu item on a monitor by the use of a conductive stylus or finger
Converting the written page from a text book into an electronic format which can be stored on a computer
Used in voice recognition systems as a part of security to enter a building
measurement of temperature in a glass house and sending the value to a computer as a part of monitoring system
design of a free hand logo for input into a computer
Some of the goods in the shop are tracked using an RFID system.
what is meant by RFID
Name two of the components that make up an RFID system
Give two other uses of RFID Technology
Which computer terms are been described below:
The copying of data to another media in case the original data is lost or corrupted
data or records on the media are located by starting at the beginning of the file and reading all of the records until the required one is found (type of access)
An item in a computer record which is used to uniquely identify each record
the ability to locate a required record on a file without the need to read or scan any of the preceding records (type of access)