Data Processing & Accessibility
Task 1
Manual and automatic data processing are used for different tasks. Identify one example of manual data processing
and one example of automatic data processing.
Data Processing Example
Manual A hotel clerk entering customer booking details using a keyboard to type data
into a bookings database.
Automatic Smart readers in homes to monitor electricity and gas usage and
automatically send this data to the energy supplier for accurate billing.
Task 2
The reason automatic and manual data processing is used for different reasons is because they each have benefits
and drawbacks. Identify two benefits of each of these methods of data processing below.
Manual data processing can handle any type of data, including complex data that automatic processing can’t.
Manual data processing is very familiar to most users and so will require limited training.
Automatic data processing is more accurate as it is not prone to human error.
Automatic data processing is quicker at entering data as forms can be read through & scanned in seconds.
Task 3
Accessibility devices allow people with individual needs to access IT systems. There are a wide variety of devices that
support different individual needs. Identify three accessibility devices that would help someone with a visual
impairment to access an IT system.
1. Braille Keyboards
2. Braille Embossers
3. Screen Magnifiers
Task 4
As mentioned, different accessibility devices support different individual needs. Identify three accessibility devices
that would help someone with a limited mobility to access an IT system.
1. Eye typers
2. Trackballs
3. Large key keyboards
