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Data types

James Drake Inglés 8 fichas

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1Define the term 'variable'A memory location used to store a value which can be changed whilst the program is running.
2Define the term 'constant'A memory location used to store a value which cannot be changed whilst the program is running.
3What is a 'string'?Any sequence of characters. They are enclosed in double quotation marks ("...")
4What is 'Iteration'?The process of repeating a set of instructions a fixed number of times or until a condition is met.
5What are the two types of loops?Count controlled loops//Condition controlled loops.
6What is a 'Boolean operator'?An operator that can only have one of two values, TRUE or FALSE.
7What is 'casting' used for?Casting is used to convert one data type to another.
8What is a 'Floating Point'?A number with a fractional part sometimes known as real.