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ICT for IGCSE – Syllabus Cambridge IGCSE ® Information and Communication Technology 0417 Key concepts: Creating a database structure Manipulating data Presenting data Table Repeat and remember Field name Fields Record Files, field name, fields and record (Type of files, headline, column, row) City Inhabitants Downtown Visitors Tokyo 35 000 000 17 000 000 2 400 000 Seoul 30 000 000 12 000 000 1 100 000 Delhi 28 000 000 14 000 000 750 000 Shanghai 24 000 000 17 000 000 4 500 000 Yantai 7 000 000 2 200 000 35 Queries: A query is used to extract specific information from a database. Like a question that gives you the correct answers Alphanumeric/text Letters and numbers that you don’t use in calculations Numeric Used for true numbers, not like phone-numbers Decimal, Integer and percentage Currency Currency symbol attached Date/time Different timeformats to choose from Logical/Boolean Can only have two values (Yes/No, 0/1)