A programmer could use several built-in functions from a standard programming language library to implement a fitness tracker dashboard that displays daily physical activities, step counts, and average heart rate.
State one built-in library function that could be used in this program.
29 exam-style questions on Edexcel GCSE Computer Science Subprograms, covering Built-in and user-devised subprograms, Functions versus procedures, and Global and local variables. Each one has a worked solution and a mark scheme showing where the marks go.