SGSE

Year 09 ICT

Click to Expand Autumn Content:

Investigate Online Services and Online Communication

Online Services

Topic Objectives:

Understand how and why online services can be used
The features of online advertising designed to capture attention and retain interest
The affiliate model of pay-per-click direction of traffic to websites
The services provided for online data storage including data backup, file access and file sharing

Online Documents

Topic Objectives:

The need to compress (.zip) files for download/upload
How files are compressed and expanded
The advantages of using online software to create documents, including collaborative working, sharing documents and automatic backup
Comparing the use of online software with standalone software for the creation of documents
The need for version control, levels of access and file permissions, including read only, read/write and full control when sharing documents online

Online Communication

Topic Objectives:

Understand how and why online communication can be used
Recognise and use appropriate key terms in online communication
Understand the implications of online communication
Understand and compare the issues involved when communicating and working online, including

Click to Expand Spring Content:

The Online World

The Internet

Topic Objectives:

The internet as a global network of interconnected computers
Internet infrastructure in terms of clients, servers, routers, networks and connecting backbones
Internet Protocols (IP), including Transmission Control Protocol (TCP) and File Transfer Protocol (FTP)
The role of an Internet Service Provider (ISP)

Worldwide Web

Topic Objectives:

The worldwide web (WWW) as the collection of information on computers connected to the internet
The components of a Uniform Resource Locator (URL) and the roles of each component
The function of HyperText Transfer Protocol (HTTP)
The main features of HyperText Markup Language (HTML) source code

Topic Objectives:

Email as a system for sending messages through the internet from user to user
Email protocols including Simple Mail Transfer Protocol (SMTP), Post Office Protocol 3 (POP3), Internet Message Access Protocol (IMAP)
The ‘store and forward’ email model and describe its role in sending messages from user to user through the internet.

Data Exchange

Topic Objectives:

Data exchange as the passing of data between computers in a network including the internet
Transmission modes (simplex, half-duplex and duplex) used by digital devices including smart phones, printers, computer processors, remote controllers (e.g. for TVs)
Main characteristics of alternative transmission methods
Parallel and serial transmission of data, and bi-directional transmission
The contents of a packet as a group of bits that include packet identification, error control bits, coded data, destination address
Understand the concepts, structures and implications of wireless networks

Data Storage

Topic Objectives:

A database structure in terms of tables, records, fields, data types and relationships
The roles of a Database Management System (DBMS) and structured query languages in the manipulation of data stored in an online database.

Click to Expand Summer Content:

Issues with Operating in the Online World

Possible threats to data

Topic Objectives:

Malicious and accidental damage to data and situations where either could occur
Security measures taken to protect data that is transmitted and stored digitally
Measures taken to protect the security and integrity of data
The need to backup data and identify and describe different procedures for backing up data
How data might be recovered if lost
The importance to individuals of the management of their e-reputation