Flashcards
Data types & Databases
Flashcards do conjunto (12)
- 1What is a true or false data type called? & Why are forms useful?Logical or Boolean
Allows users to enter in data into the database table - 2What are integers?Whole numbers
- 3What are characters? & Give an example?-Letters or symbols e.g a, b, c, $, &
- 4floating points are?numbers with decimal points
- 5what is hardware?The physical components of the computer. E.g hard disk, monitor, keyboard and mouse.
- 6What is software?The programs that run on a computer.
- 7Name computer input devices-Keyboard
mouse
Camera
Microphone - 8Name computer output devices-Screen
Printer
LED's
Speakers - 9What are databases made up of & what are rows and records in a database?Tables
Rows= Records
Collums= Fields - 10What is Autonumber, number and Yes/No in a database?Autonumber- an automatically generated unique number for each record that's added to a table
number- Any number that doesn't begin with 0
can only have a yes or no response - 11What is short text & Date/Time and currency in a database?Any data with letters in it, names addresses and phone numbers.
DOB, Appointment times and time taken to run 5k.
Prices - 12What data type allows field size limits to be made & what is the limit? What is a query?Short text only & limit is 255
Allows users to find specific information from a database table
Informações
- Descrição
- Key Stage 3 IT FlashCards sobre Data types & Databases, criado por Kayla Asante em 16-06-2022.
- Criado por
- Kayla Asante
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