Overview

Information and communication technologies (ICTs) systems now dominate our everyday lives. This free course, Introducing ICT systems, will explain what constitutes such a system and how ICT systems work. You will also look at how ICT systems convey, store and manipulate data, and how they process data. Finally you will learn how these systems are used.

Syllabus

Introduction
Learning outcomes
1 Describing an ICT system
1 Describing an ICT system
2 Exploring systems
2 Exploring systems
2.1 Introduction
2.2 A system map
2.2.1 Subsystems
2.2.2 Drawing the boundary
2.3 Models of an ICT system
3 Communication systems
3 Communication systems
3.1 Introduction
3.2 Looking into the 'means of conveying a message'
4 System components
4 System components
4.1 Introduction
4.1.1 The transmitter
4.1.2 The network
4.1.3 The receiver
5 The processes
5 The processes
6 Communication links
6 Communication links
6.1 Networks
6.2 Working with bits
7 Describing an ICT system: conclusion
7 Describing an ICT system: conclusion
8 Computers
8 Computers
9 A stand-alone computer
9 A stand-alone computer
10 Sending and receiving data
10 Sending and receiving data
10.1 Introduction
10.2 Ports
11 Manipulating data
11 Manipulating data
11.1 Introduction
11.2 The processor
11.3 Memory
11.4 Computer software
11.5 Programming languages
11.6 Operating systems
11.7 Applications
12 Storing data
12 Storing data
12.1 Introduction
12.2 Bytes of data
13 Different types of storage
13 Different types of storage
13.1 Introduction
13.2 Magnetic storage
13.3 Optical storage
13.4 Flash memory
14 Networked computers
14 Networked computers
14.1 Introduction
14.2 Modelling networked computers
4.2.1 First computer (your computer)
4.2.2 Network
4.2.3 Second computer (the FirstClass server)
14.3 Personal Digital Assistants
15 Computers and communication systems working together
15 Computers and communication systems working together
16 ICT systems in a supermarket
16 ICT systems in a supermarket
16.1 Introduction
16.2 Processes at the checkout
16.2.1 Receiving data
16.2.2 Storing and retrieving data
16.2.3 Manipulating data
16.2.4 Sending data
16.3 Networked computers in the supermarket checkout system
16.4 The network
16.5 The database server
16.6 Pricing and stock control
16.7 A loyalty card scheme
16.8 Linking data
16.9 Identity in an ICT system
17 Taking an overview of ICT systems
17 Taking an overview of ICT systems
17.1 Introduction
17.2 The checkout terminal
17.3 The network
17.4 The database server
18 Electronic commerce
18 Electronic commerce
18.1 Introduction
18.2 Using e-commerce
19 Conclusion
19 Conclusion
References
Acknowledgements

Reviews

4.5 rating, based on 2 Class Central reviews

4.2 rating at OpenLearn based on 44 ratings

Start your review of Introducing ICT systems

Masouda Niazee

The ICT class provided a comprehensive and engaging learning experience. The curriculum was well-structured, covering essential topics like coding, digital literacy, and cybersecurity. The hands-on projects and real-world applications helped solidif…

The ICT class provided a comprehensive and engaging learning experience. The curriculum was well-structured, covering essential topics like coding, digital literacy, and cybersecurity. The hands-on projects and real-world applications helped solidify theoretical concepts and foster practical skills. The instructor was knowledgeable and approachable, making complex topics accessible and interesting. Class discussions and collaborative activities encouraged active participation and teamwork. Overall, the ICT class was highly beneficial for anyone looking to enhance their tech skills, and it successfully prepared students for future technological challenges. The practical approach and supportive environment made it an invaluable part of my educational journey.
AB Prince

It has some good information which was really much interesting. I cover the whole concept and I think this can give you proper awareness about the IT items.

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