Study an array of data types, covering integers, strings and boolean yes-or-no values, how a computer stores them and how they can be used by programmers.

Ragged arrays are useful data structures because of their memory-saving capability. For example, consider a spreadsheet with the potential for 100,000 rows by 20,000 columns.

Get started with one-dimensional arrays and array variables, then try out five algorithms for searching and sorting arrays in your Java programs An array is a fundamental data structure category ...

Higher; Implementation (data types and structures) Records Programmers can identify, store and use different types of data, using 1-D Arrays and records.