A1: Digital devices, their functions and use

?
  • Created by: BH160300
  • Created on: 14-11-18 19:08

Multifunctional devices

These devices perform multiple functions, such as inputting and outputting data.

Example:

This could be an example of a touch screen which outputs an image while allowing the user to input data by pressing the screen or a multifunctional printer.

Image result for multifunctional devices

1 of 11

Personal computers

These are small and inexpensive computers for use by individual users.

Example:

This could be an example of desktops and laptops, which are more portable and have built-in battery, screen and keyboards.

Image result for personal computer

2 of 11

Mobile devices

Smartphones and tablets are made with portability in mind to give people the internet access while on the go.

Image result for mobile device

3 of 11

Servers

These are powerful computers that provide services to other computers connected to the network.

Example:

This could be an example of a mail server that provides access to email services for all users on a network.

Image result for mail server

4 of 11

Entertainment systems

These are devices for watching TV & Films, listening to music and playing video games.

Image result for entertainment systems (http://homemydesign.com/wp-content/uploads/2013/04/home-entertainment-system-for-room-ideas.jpg)

5 of 11

Digital cameras

These capture images and videos digitally using an image sensor and stores them as digital data on media such as a memory card or a hard drive.

Image result for digital cameras

6 of 11

Navigation systems

These devices use a GPS (also known as Global Positioning Satellite) receiver to locate the user’s position on a digital map and provide directions to a given destination.

Example:

This can be an example of an in-car satnav which uses GPS location data with software to provide directions to given destination when driving.

Image result for sat navs

7 of 11

Communication devices and systems

These devices can send and receive analogue or digital data to and from another device.

Examples:

Traditional analogue examples include phones and faxes.

A modern digital example is a router which directs data across a network.

Image result for phone and fax and internet

8 of 11

Data capture and collection systems

These devices collect and input data through automated systems rather than direct data entry.

Examples:

There are examples of the uses of data capture and collection systems.

  • An barcode scanner; which inputs a barcode and converts the information in to data.
  • An optical mark reader; which reads pencil or pen marks on specially designed printed forms, such as lottery tickets and exam papers.
  • An EPOS (which stands for Electronic Point of Sale) system, which records sales and updates stock levels.

Image result for barcode scanners

9 of 11

The uses of digital devices - 1

Education & training

  • Online e-learning tools.
  • Distance learning degrees.
  • Classroom teaching – such as interactive whiteboards.
  • Virtual Learning Environment.

Personal

  • Playing video games.
  • Watching digital TV.
  • Internet banking.
  • Operating home systems.

Social

  • Instant messaging.
  • Social networking.
  • VOIP calls.
10 of 11

The uses of digital devices - 2

Retail

  • Online shopping.
  • Recording sales.
  • Data/numerical modelling.
  • Stock checking.

Organisational use

  • Producing and sharing business documents.
  • Managing accounts and payroll systems.
  • Video conferencing.
  • Manufacturing and constructions.

Creative tasks

  • Editing photos.
  • Producing 3D graphics for games and movies.
  • Computer aided design (CAD).
  • Designing logos.
11 of 11

Comments

No comments have yet been made

Similar ICT resources:

See all ICT resources »See all A: Digital devices in IT systems resources »