• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

GCSE IT syllabus revision notes.

Extracts from this document...

Introduction

GCSE SHORT COURSE - Higher Identify the parts of an ICT system and their functions Hardware, Input, process, output, backup storage, memory. Software : operating systems and application packages Central Processing Unit Keeping the software working Handling control signals, arithmetic operations, storing data Application packages : Word Processing Edit, cut and paste, formatting, spell check, mail merge Database Record structure, field, key field, file, sorting, Queries(AND, OR & NOT), reports Data coding, validation, verification Spreadsheets Cell, row, column, formulae, calculations, replication, cell format, graphs. Desktop Publishing Frames, fonts, text size, styles, import of text and graphics, resizing of graphics. ...read more.

Middle

Data capture form design, verification Validation techniques Range, data type, field length check, check digits Database Outputs Onscreen and printed reports Presenting information Target audiences, appropriate use of tables, diagrams, graphs. Use of appropriate language (formal, informal) and justify the chosen method Backup procedures Frequency (how often), quantity of data, (how much) compression, choice of media (what to use when) Algorithms (computer instructions to solve a problem) flowcharts ICT systems (coursework) Testing a system Document solution Need for ICT system designs to communicate with humans Choose appropriate software to create an ICT system (e.g. database, spreadsheet, DTP). Testing a system to see if it works and designing the testing procedures using extreme & invalid data Evaluate the solution (shortcomings and improvements). ...read more.

Conclusion

science experiments, weather forecasting, economic, virtual reality Safety, economic, variety of possible experiences/situations Differences between simulation and reality Networks Advantages Disadvantages LAN, WAN Access from any workstation, central storage, sharing of peripherals, control of users access rights. Cost of installation, reliance on servers, security issues, need for network manager. Communication methods (advantages and disadvantages) Post, telephone, fax, email, video conferencing Internet connection Key features Hardware (modem, router) Software (web-browser, email package) ISP Web-browser (storing links - favourites, bookmarks, shortcuts; history; navigation; cache - temp pages) Email (online/offline use, reply, forward, address book, mailing lists, attachments ?? ?? ?? ?? Name: TG: Revision list Page 1 S:\ICT\Key Stage 4\GCSE\REVISION LISTS FOR ALL EXAMS\GCSE ICT short course Higher topics 2007.doc ...read more.

The above preview is unformatted text

This student written piece of work is one of many that can be found in our GCSE ICT Systems and Application section.

Found what you're looking for?

  • Start learning 29% faster today
  • 150,000+ documents available
  • Just £6.99 a month

Not the one? Search for your essay title...
  • Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

See related essaysSee related essays

Related GCSE ICT Systems and Application essays

  1. Different types of technology How I use ICT at home and at school

    online or on PSN can be stolen by hackers * Despite certain rumours, can NOT be used as an oven Conclusion In summary, the PS3 far outweighs the benefits it gives me than the disadvantages. Despite being a gaming console in name, they can virtually also be used as an

  2. ICT Coursework (MarcoS)

    Now the corresponding size of the project choose will appear in this cell. * In the cell E17 type in the following formula: =IF(B12="","",VLOOKUP(B12,Projects!C4:I13,5)) Now the corresponding type of the project choose will appear in this cell. * In the cell F17 type in the following formula: =IF(B12="","",VLOOKUP(B12,Projects!C4:I13,6))

  1. Database Coursework

    All of these tables will have to be kept separately, as they all have different roles in the system. However, some of the tables have common fields. This means that they are linked in some sort of way. In each table.

  2. ICT notes

    Copyright, Design and Patents Act 1989 This act was passed to make it illegal to copy files, software etc without permission. The law can be broken in three ways: 1. Using software without a proper licence. The health centre must ensure it purchases a site licence which allows everyone at the centre to use the software.

  1. ICT Leisure Center

    It has also full record of booked appointments. Game zone IT graphics IT provides excellent graphics in gaming zone. Yes. It meets the need. Main entrance IT scanners & alarms. IT scanners are usually are used in the main entrance Yes, they provide a special type of security.

  2. AQA ICT Modelling Coursework

    * Some members of staff can't read the handwriting on the forms, meaning that it is hard for them to follow through the plans and they often have to ask the member about their plan, which the company doesn't believe is very professional.

  1. In this (2b) report I am going to investigate software application, Input and Output ...

    Because a barcode reader merely captures and translates the barcode into numbers and/or letters, the data must be sent to a computer so that a software application can make sense of the data. Barcode scanners can e connected to a computer through a serial port, keyboard port, or an interface device called a wedge.

  2. ICT - revision notes.

    Local and global variables with the same name can be misidentified// difficult to test individual procedures/ functions// Not clear that as a side-effect of executing procedure/function a global variable could change its value; * Describe one example of the use of a stack Reverse the contents of a queue/list; Push

  • Over 160,000 pieces
    of student written work
  • Annotated by
    experienced teachers
  • Ideas and feedback to
    improve your own work